| 01.01 | Flag Day in Lithuania | Lithuania |
| 01.01 | Ellis Island Day | USA |
| 02.01 | Mannam Jayanti in Kerala | India |
| 03.01 | Memorial Day of the Fallen in Estonian Liberation War | Estonia |
| 04.01 | Colonial Repression Martyrs' Day in Angola | Angola |
| 04.01 | Ogoni Day | Nigeria |
| 05.01 | George Washington Carver Day | USA |
| 06.01 | Pathet Lao Day in Laos | Laos |
| 07.01 | Tricolor Day in Italy | Italy |
| 08.01 | Commonwealth Day in the Northern Mariana Islands | Northern Mariana Islands |
| 08.01 | Kim Jong-un's Birthday in North Korea | North Korea |
| 09.01 | Međimurje Secession Day in Croatia | Croatia |
| 09.01 | Gambhir Singh’s Death Anniversary in Manipur | India |
| 10.01 | Margaret Thatcher Day in the Falkland Islands | Falkland Islands |
| 11.01 | Republic Day in Albania | Albania |
| 11.01 | Atang de la Rama’s Birth Anniversary in the Philippines | Philippines |
| 11.01 | Kosrae Constitution Day in Micronesia | Micronesia |
| 11.01 | Missionary Day in Mizoram | India |
| 12.01 | Memorial Day in Turkmenistan | Turkmenistan |
| 12.01 | Zanzibar Revolution Day in Tanzania | Tanzania |
| 12.01 | Ukrainian Political Prisoners Day | Ukraine |
| 13.01 | Stephen Forster Memorial Day | USA |
| 13.01 | Freedom Defenders Day in Lithuania | Lithuania |
| 13.01 | Liberation Day in Togo | Togo |
| 14.01 | Day of the State Flag in Georgia | Georgia |
| 14.01 | Ratification Day in the USA | USA |
| 14.01 | Yang di-Pertuan Besar of Negeri Sembilan’s Birthday in Malaysia | Malaysia |
| 15.01 | Armed Forces Day in Nigeria | Nigeria |
| 15.01 | Ocean Duty Day in Indonesia | Indonesia |
| 15.01 | Robert E. Lee Day | USA |
| 15.01 | International Recognition Day in Croatia | Croatia |
| 16.01 | National Religious Freedom Day | USA |
| 17.01 | Menorca National Day | Spain |
| 17.01 | Ram Khamhaeng Day in Thailand | Thailand |
| 17.01 | James Leonard Tagle Gordon Day in the Philippines | Philippines |
| 18.01 | Revolution Day in Tunisia | Tunisia |
| 18.01 | Foundation Day of Lima in Peru | Peru |
| 19.01 | Gaza Day in Iran | Iran |
| 20.01 | Martyr's Day in Azerbaijan | Azerbaijan |
| 20.01 | Commemoration Day of Defenders of the Barricades in Latvia | Latvia |
| 20.01 | Day of the Autonomous Republic of Crimea in Ukraine | Ukraine |
| 20.01 | Day of Remembrance of the Defenders of the Donetsk Airport in Ukraine | Ukraine |
| 21.01 | Birthday of Princess Ingrid Alexandra of Norway | Norway |
| 21.01 | Lincoln Alexander Day in Canada | Canada |
| 21.01 | Flag Day in Quebec | Canada |
| 21.01 | Day of Sanctity and Protection of Human Life in the Philippines | Philippines |
| 22.01 | Unity Day in Ukraine | Ukraine |
| 23.01 | World Freedom Day in Taiwan | Taiwan |
| 23.01 | Netaji Subhas Chandra Bose Jayanti in India | India |
| 23.01 | First Philippine Republic Day in the Philippines | Philippines |
| 24.01 | Uttar Pradesh Day in India | India |
| 25.01 | Tatiana Day / Students’ Day in Russia | Russia |
| 25.01 | Robert Burns Day in Scotland | United Kingdom |
| 25.01 | Food and Nutrition Day in Indonesia | Indonesia |
| 25.01 | Luanda Day in Angola | Angola |
| 25.01 | Himachal Pradesh Statehood Day in India | India |
| 25.01 | NASA’s Day of Remembrance | USA |
| 25.01 | Day of National Remembrance for the SAF 44 in the Philippines | Philippines |
| 26.01 | Day of the International Recognition of Latvia | Latvia |
| 26.01 | Birth Anniversary of Napoleon Abueva in the Philippines | Philippines |
| 27.01 | Day of Lifting of the Siege of Leningrad in Russia | Russia |
| 28.01 | International Mobilization Day against Nuclear War | |
| 28.01 | Name Day of King Carl XVI Gustaf of Sweden | Sweden |
| 28.01 | Auschwitz Liberation Day in the Netherlands | Netherlands |
| 28.01 | Julián Felipe Day in the Philippines | Philippines |
| 28.01 | Christa McAuliffe Day in New Hampshire | USA |
| 29.01 | International Mobilization Day against Nuclear War | |
| 29.01 | Kansas Day in the United States | USA |
| 29.01 | National Carnation Day | USA |
| 29.01 | National Bible Day in the Philippines | Philippines |
| 30.01 | Martyr's Day in India | India |
| 30.01 | Fred Korematsu Day in the United States | USA |
| 01.02 | National Freedom Day in the USA | USA |
| 01.02 | Memorial Day of the Republic in Hungary | Hungary |
| 01.02 | Conservatorship and Guardianship Abuse Awareness Day | USA |
| 02.02 | Constitution Day in the Philippines | Philippines |
| 02.02 | Anniversary of the Tartu Peace Treaty in Estonia | Estonia |
| 02.02 | Victory in the Battle of Stalingrad in Russia | Russia |
| 02.02 | Battle of Mysunde Day in Denmark | Denmark |
| 02.02 | South Africa Wine Birthday | South Africa |
| 03.02 | Four Chaplains Day in the USA | USA |
| 03.02 | Communist Party of Vietnam Foundation Anniversary | Vietnam |
| 03.02 | Veterans' Day in Thailand | Thailand |
| 03.02 | Day of Finnish Architecture and Design | Finland |
| 04.02 | Rosa Parks Day | USA |
| 04.02 | Philippine–American War Memorial Day in the Philippines | Philippines |
| 04.02 | USO Day | USA |
| 05.02 | Birthday of Johan Ludvig Runeberg in Finland | Finland |
| 05.02 | Birthday of Queen Mary of Denmark | Denmark |
| 06.02 | Birthday of Princess Marie of Denmark | Denmark |
| 06.02 | Ronald Reagan Day | USA |
| 07.02 | Northern Territories Day in Japan | Japan |
| 08.02 | Scout’s Day in the United States | USA |
| 09.02 | Mandaluyong Liberation and Cityhood Day in the Philippines | Philippines |
| 10.02 | National Memorial Day of the Exiles and Foibe in Italy | Italy |
| 10.02 | Fenkil Day in Eritrea | Eritrea |
| 10.02 | Death Anniversary of Alexander Pushkin in Russia | Russia |
| 11.02 | Governor Evelio B. Javier Day in the Philippines | Philippines |
| 11.02 | Assault on Copenhagen Day in Denmark | Denmark |
| 11.02 | White Shirt Day | USA |
| 12.02 | Memorial Day of 1990 Dushanbe Riots in Tajikistan | Tajikistan |
| 12.02 | Lincoln's Birthday | USA |
| 12.02 | National Freedom to Marry Day in the USA | USA |
| 12.02 | Georgia Day in the United States | USA |
| 12.02 | NAACP Day | USA |
| 13.02 | Parañaque Day in the Philippines | Philippines |
| 14.02 | Generalissimo Day in North Korea | North Korea |
| 14.02 | Lui Ngai Ni Festival in Manipur | India |
| 14.02 | Oregon Statehood Day in the United States | USA |
| 14.02 | Arizona Statehood Day in the United States | USA |
| 15.02 | Memorial Day of Warriors-Internationalists | Ukraine, Belarus, Russia |
| 15.02 | National Flag of Canada Day | Canada |
| 15.02 | Total Defense Day in Singapore | Singapore |
| 15.02 | Susan B. Anthony Day | USA |
| 15.02 | Lui Ngai Ni Festival in Manipur | India |
| 16.02 | Archbishop Janani Luwum Memorial Day in Uganda | Uganda |
| 16.02 | Elizabeth Peratrovich Day in Alaska | USA |
| 16.02 | War Correspondent Day in Ukraine | Ukraine |
| 19.02 | Vasil Levski Day in Bulgaria | Bulgaria |
| 19.02 | Brâncuși Day in Romania | Romania |
| 19.02 | Shivaji Jayanti in Maharashtra | India |
| 19.02 | Muhammad Tahir-ul-Qadri’s Birthday in Pakistan | Pakistan |
| 19.02 | Coat of Arms Day in Ukraine | Ukraine |
| 20.02 | Heavenly Hundred Remembrance Day in Ukraine | Ukraine |
| 20.02 | Battle of Salta Day in Argentina | Argentina |
| 20.02 | Arunachal Pradesh and Mizoram Statehood Day in India | India |
| 20.02 | National Day of Solidarity with Muslim, Arab and South Asian Immigrants | USA |
| 20.02 | Independence Proclamation Day in Malacca | Malaysia |
| 21.02 | Birthday of King Harald V of Norway | Norway |
| 22.02 | Crime Victims Day in Poland | Poland |
| 22.02 | Takeshima Day in Japan | Japan |
| 22.02 | National Human Trafficking Awareness Day in Canada | Canada |
| 23.02 | Shropshire Day in England | United Kingdom |
| 24.02 | Flag Day in Mexico | Mexico |
| 24.02 | Guru Ravidass Jayanti | India |
| 24.02 | Sweden Finns’ Day | Sweden |
| 24.02 | Cebu City Charter Day in the Philippines | Philippines |
| 24.02 | Zamboanga Sibugay Day in the Philippines | Philippines |
| 25.02 | Soviet Occupation Day in Georgia | Georgia |
| 25.02 | Memorial Day for the Victims of the Communist Dictatorships in Hungary | Hungary |
| 26.02 | Day of Remembrance for Victims of Khojaly Massacre in Azerbaijan | Azerbaijan |
| 26.02 | Day of Resistance to Occupation of Crimea and Sevastopol in Ukraine | Ukraine |
| 26.02 | Zamboanga Day in the Philippines | Philippines |
| 27.02 | Majuba Day in Orania | South Africa |
| 28.02 | Day of Remembrance for Victims of Massacres in Armenia | Armenia |
| 28.02 | Andalusia Day in Spain | Spain |
| 28.02 | Kalevala Day (Finnish Culture Day) in Finland | Finland |
| 28.02 | Tangub City Charter Day in the Philippines | Philippines |
| 01.03 | Doomed Soldiers Memorial Day in Poland | Poland |
| 01.03 | Nuclear Victims Remembrance Day in the Marshall Islands | Marshall Islands |
| 01.03 | Bikini Day in Japan | Japan |
| 01.03 | Republic Day in Neuchâtel | Switzerland |
| 01.03 | Mustafa Barzani Memorial Day in Iraqi Kurdistan | Iraq |
| 01.03 | Yap Day in Micronesia | Micronesia |
| 01.03 | Day of the Balearic Islands in Spain | Spain |
| 01.03 | State Sovereignty Enforcement Day in Indonesia | Indonesia |
| 01.03 | Muntinlupa City Charter Day in the Philippines | Philippines |
| 02.03 | U. S. Citizenship Day in Puerto Rico | Puerto Rico |
| 02.03 | Texas Independence Day in the United States | USA |
| 02.03 | La Union Day in the Philippines | Philippines |
| 03.03 | Flag Day in Kyrgyzstan | Kyrgyzstan |
| 03.03 | National Anthem Day in the United States | USA |
| 04.03 | Sultan of Terengganu Coronation Anniversary in Malaysia | Malaysia |
| 05.03 | Learn from Lei Feng Day in China | China |
| 05.03 | 1991 Rebellion Anniversary in Iraqi Kurdistan | Iraq |
| 05.03 | Panchayati Raj Day in Odisha | India |
| 05.03 | Cornwall Day (St. Piran’s Day) | United Kingdom |
| 06.03 | European Day of the Righteous | European Union |
| 07.03 | Alexander Graham Bell Day | Canada |
| 07.03 | Sulaymaniyah Liberation Day in Iraqi Kurdistan | Iraq |
| 07.03 | Tagum City Day in the Philippines | Philippines |
| 08.03 | Davao de Oro Foundation Day in the Philippines | Philippines |
| 10.03 | Holocaust Remembrance Day in Bulgaria | Bulgaria |
| 10.03 | Tibetan Uprising Day | |
| 10.03 | Harriet Tubman Day | USA |
| 10.03 | Székely Freedom Day in Romania | Romania |
| 10.03 | State Anthem Day in Ukraine | Ukraine |
| 11.03 | National COVID-19 Day | USA, Canada |
| 12.03 | Renovation Day in Gabon | Gabon |
| 12.03 | Name Day of Victoria, Crown Princess of Sweden | Sweden |
| 13.03 | Statute of Autonomy Day in Melilla | Spain |
| 13.03 | Duhok Liberation Day in Iraqi Kurdistan | Iraq |
| 15.03 | Constitution Day in Belarus | Belarus |
| 16.03 | Latvian Legion Day | Latvia |
| 16.03 | Halabja Remembrance Day in Iraqi Kurdistan | Iraq |
| 16.03 | Davao City Day in the Philippines | Philippines |
| 17.03 | Evacuation Day in Massachusetts | USA |
| 17.03 | Ramon Magsaysay Memorial Day in the Philippines | Philippines |
| 18.03 | Gallipoli Memorial Day in Turkey | Turkey |
| 18.03 | Anniversary of the Oil Expropriation in Mexico | Mexico |
| 18.03 | National Day in Remembrance of COVID-19 Victims in Italy | Italy |
| 18.03 | Panay Liberation Day in the Philippines | Philippines |
| 19.03 | Equality Day in Finland | Finland |
| 20.03 | Kirkuk Liberation Day in Iraqi Kurdistan | Iraq |
| 20.03 | Durham Day (Saint Cuthbert’s Day) | United Kingdom |
| 21.03 | Oltenia Day in Romania | Romania |
| 21.03 | San Fabian Day in the Philippines | Philippines |
| 21.03 | Calapan City Foundation Day in the Philippines | Philippines |
| 22.03 | Day of the Lao People’s Revolutionary Party | Laos |
| 22.03 | Bihar Day in India | India |
| 22.03 | Emilio Aguinaldo Day and Philippine Army Founding Anniversary in the Philippines | Philippines |
| 22.03 | Malaybalay City Charter Day in the Philippines | Philippines |
| 23.03 | Day of the Sea in Bolivia | Bolivia |
| 23.03 | Sultan of Johor’s Birthday in Malaysia | Malaysia |
| 23.03 | Martyrdom Day of Sardar Bhagat Singh in Haryana | India |
| 24.03 | National Life Day in Poland | Poland |
| 24.03 | Day of Remembrance of the Victims of NATO Bombing in Serbia | Serbia |
| 25.03 | Memorial Day for the Victims of Communist Terror in Latvia | Latvia |
| 25.03 | Struggle for Human Rights Day in Slovakia | Slovakia |
| 25.03 | Seward’s Day in Alaska | USA |
| 25.03 | Medal of Honor Day in the United States | USA |
| 25.03 | Maryland Day in the United States | USA |
| 25.03 | Anniversary of the Cry of Candon in the Philippines | Philippines |
| 26.03 | Prince Kūhiō Day in Hawaii | USA |
| 27.03 | Day of the Union of Bessarabia with Romania | Romania |
| 28.03 | Serf Emancipation Day in Tibet | China |
| 28.03 | Day of the Revival of the Balkar People | Russia |
| 29.03 | Youth Day in Taiwan | Taiwan |
| 29.03 | National Vietnam War Veterans Day in the USA | USA |
| 30.03 | Cheshire Day in England | United Kingdom |
| 31.03 | Day of Genocide of Azerbaijanis in Azerbaijan | Azerbaijan |
| 31.03 | Anniversary of the Easter Rising in Ireland | Ireland |
| 31.03 | King Nangklao Memorial Day in Thailand | Thailand |
| 31.03 | Cesar Chavez Day | USA |
| 31.03 | Thomas Mundy Peterson Day in New Jersey | USA |
| 31.03 | First Mass Day in the Philippines | Philippines |
| 01.04 | Civil Service Day in Thailand | Thailand |
| 01.04 | Odisha Day in India | India |
| 02.04 | Battle of Copenhagen Day in Denmark | Denmark |
| 02.04 | SAAM Day of Action | USA |
| 03.04 | Albay Day in the Philippines | Philippines |
| 04.04 | Battle of Näfels Day in Glarus | Switzerland |
| 05.04 | Jagjivan Ram’s Birthday in India | India |
| 05.04 | Pangasinan Day in the Philippines | Philippines |
| 06.04 | Founders Day in Orania | South Africa |
| 07.04 | National Flag Day in Slovenia | Slovenia |
| 07.04 | Deceased Submariners Remembrance Day in Russia | Russia |
| 07.04 | Veterans Day in Belgium | Belgium |
| 08.04 | Birthday of Sri Guru Nabha Dass Ji in Punjab | India |
| 09.04 | Day of National Unity in Georgia | Georgia |
| 09.04 | His Majesty’s Wedding Day in the UK | United Kingdom |
| 09.04 | Anniversary of the German Invasion of Denmark | Denmark |
| 09.04 | Vimy Ridge Day in Canada | Canada |
| 09.04 | National Former Prisoner of War Recognition Day in the USA | USA |
| 09.04 | Liberation Day in Iraqi Kurdistan | Iraq |
| 09.04 | Indonesian Air Force Foundation Day | Indonesia |
| 11.04 | Day of Nazi Concentration Camps Prisoners Liberation | |
| 12.04 | National Redemption Day in Liberia | Liberia |
| 12.04 | Halifax Day in North Carolina | USA |
| 13.04 | Thomas Jefferson's Birthday | USA |
| 13.04 | World's Day of Remembrance for Victims of Katyn Massacre | Poland |
| 13.04 | Unfairly Prosecuted Persons Day in Slovakia | Slovakia |
| 13.04 | National Borinqueneers Day | USA, Puerto Rico |
| 14.04 | Ambedkar Jayanti in India | India |
| 14.04 | Anfal Genocide Memorial Day | Iraq |
| 15.04 | Father Damien Day in Hawaii | USA |
| 15.04 | One Boston Day | USA |
| 15.04 | Himachal Day in India | India |
| 15.04 | José de Diego's Birthday in Puerto Rico | Puerto Rico |
| 15.04 | Patriots’ Day in the United States | USA |
| 15.04 | Declaration of Malacca City as a Historical City in Malacca | Malaysia |
| 16.04 | Lawyers' Day in Bulgaria | Bulgaria |
| 16.04 | Birthday of Queen Margrethe II of Denmark | Denmark |
| 16.04 | Remembrance of Chemical Attack on Balisan and Sheikh Wasan in Iraqi Kurdistan | Iraq |
| 16.04 | Memorial Day for the Victims of the Holocaust in Hungary | Hungary |
| 16.04 | Orkney Day (Feast Day of Saint Magnus of Orkney) | United Kingdom |
| 17.04 | Verrazzano Day | USA, Italy |
| 18.04 | Battle on the Ice Day in Russia | Russia |
| 18.04 | Battle of Dybbøl Day in Denmark | Denmark |
| 18.04 | Ukrainian Red Cross Society Founding Day | Ukraine |
| 19.04 | Primrose Day in the UK | United Kingdom |
| 19.04 | Education and Sharing Day | USA |
| 19.04 | Day of Adoption of Crimea, Taman and Kuban into the Russian Empire | Russia |
| 19.04 | Bay of the Pigs Invasion Anniversary in Cuba | Cuba |
| 19.04 | National Oklahoma City Bombing Commemoration Day in the United States | USA |
| 19.04 | Anniversary of the Warsaw Ghetto Uprising in Poland | Poland |
| 20.04 | Dushanbe Day in Tajikistan | Tajikistan |
| 21.04 | Kartini Day in Indonesia | Indonesia |
| 21.04 | Heroic Defense of Veracruz in Mexico | Mexico |
| 21.04 | Kang Pan-sok’s Birthday in North Korea | North Korea |
| 21.04 | Rome Foundation Day | Italy |
| 21.04 | San Jacinto Day in Texas | USA |
| 21.04 | Sati Sadhani Day in Assam | India |
| 21.04 | Calamba City Day in the Philippines | Philippines |
| 21.04 | Orani Foundation Day in the Philippines | Philippines |
| 22.04 | Discovery Day in Brazil | Brazil |
| 22.04 | Holocaust Remembrance Day in Serbia | Serbia |
| 22.04 | Stephen Lawrence Day in the UK | United Kingdom |
| 22.04 | Confederate Memorial Day in the United States | USA |
| 23.04 | Castile and León Day in Spain | Spain |
| 23.04 | Khongjom Day in Manipur | India |
| 23.04 | Aragon Day in Spain | Spain |
| 24.04 | Armenian Genocide Remembrance Day | Armenia |
| 24.04 | Kapyong Day | Canada, Australia |
| 25.04 | Parental Alienation Awareness Day | Bermuda, Canada, USA |
| 25.04 | Anniversary of the First Cabinet of the Kurdish Government | Iraq |
| 25.04 | King Naresuan Day in Thailand | Thailand |
| 25.04 | Huntingdonshire Day in England | United Kingdom |
| 26.04 | Memorial Day for the Liquidators and Victims of Radiation Accidents and Catastrophes | Russia |
| 26.04 | Lesbian Visibility Day | |
| 26.04 | Sultan of Terengganu’s Birthday in Malaysia | Malaysia |
| 27.04 | Day of Russian Parliamentarism | Russia |
| 27.04 | National Veterans' Day in Finland | Finland |
| 27.04 | National Flag Day in Moldova | Moldova |
| 27.04 | Lapu-Lapu Day in the Philippines | Philippines |
| 28.04 | Day for Safety and Health at Work in Poland | Poland |
| 28.04 | Restoration of Sovereignty Day in Japan | Japan |
| 28.04 | Workers’ Memorial Day / National Day of Mourning in Canada | Canada, Gibraltar |
| 28.04 | Sardinia Day in Italy | Italy |
| 29.04 | Birthday of Princess Benedikte of Denmark | Denmark |
| 29.04 | Praia Day in Capo Verde | Cape Verde |
| 29.04 | Bishkek Day in Kyrgyzstan | Kyrgyzstan |
| 30.04 | King's Birthday in Sweden | Sweden |
| 30.04 | National Persian Gulf Day in Iran | Iran |
| 30.04 | Consumer Protection Day in Thailand | Thailand |
| 30.04 | Martyrs Day in Pakistan | Pakistan |
| 30.04 | Camarón Day | France, Mexico |
| 30.04 | National Information Openness Day in Indonesia | Indonesia |
| 01.05 | Loyalty Day in the USA | USA |
| 01.05 | Law Day in the USA | USA |
| 01.05 | Maharashtra Day / Gujarat Day in India | India |
| 01.05 | Staffordshire Day in England | United Kingdom |
| 01.05 | Silver Star Service Banner Day in the United States | USA |
| 02.05 | National Day of Prayer in the USA | USA |
| 02.05 | Flag Day in Poland | Poland |
| 02.05 | Day of Madrid | Spain |
| 03.05 | Day of the Revival of the Karachay People in Karachay-Cherkessia | Russia |
| 03.05 | Sta. Cruz Day in the Philippines | Philippines |
| 04.05 | Youth Day in China / Literary Day in Taiwan | China, Taiwan |
| 04.05 | Remembrance of the Dead in the Netherlands | Netherlands |
| 04.05 | Death Anniversary of Milan Rastislav Štefánik in Slovakia | Slovakia |
| 04.05 | Ilagan Day in the Philippines | Philippines |
| 05.05 | Yom HaShoah (Holocaust Remembrance Day) | Israel |
| 05.05 | Liberation Day in Denmark | Denmark |
| 05.05 | Martyrs' Day in Albania | Albania |
| 05.05 | Day of Remembrance Against Violence and Racism in Memory of the Victims of National Socialism in Austria | Austria |
| 05.05 | National Day of Awareness for Missing and Murdered Indigenous Women and Girls | USA, Canada |
| 06.05 | Coronation Day in the UK | United Kingdom |
| 07.05 | Radio Day | Bulgaria, Belarus, Armenia, Russia, Kyrgyzstan |
| 07.05 | Lithuanian Press Restoration, Language and Book Day | Lithuania |
| 07.05 | Dien Bien Phu Victory Day in Vietnam | Vietnam |
| 08.05 | Victory in Europe Day | Czech Republic, France, French Polynesia, French Guiana, Guadeloupe, Mayotte, Martinique, New Caledonia, Reunion, Saint Barthelemy, Saint Martin, Saint Pierre et Miquelon, Slovakia, Wallis and Futuna, USA |
| 08.05 | Veterans' Day in Norway | Norway |
| 08.05 | Miguel Hidalgo's Birthday in Mexico | Mexico |
| 08.05 | Rabindranath Tagore’s Birthday in West Bengal | India |
| 08.05 | Truman Day in Missouri | USA |
| 09.05 | Victory Day | Azerbaijan, Armenia, Bosnia and Herzegovina, Belarus, Georgia, Kazakhstan, Kyrgyzstan, Moldova, Russia, Tajikistan, Uzbekistan |
| 09.05 | Europe Day in Ukraine | Ukraine |
| 09.05 | Battle of Heligoland Day in Denmark | Denmark |
| 09.05 | Day of Remembrance for Victims of the War in Ukraine in Latvia | Latvia |
| 10.05 | Independence Day in Romania | Romania |
| 10.05 | Book Day in Germany | Germany |
| 11.05 | Vietnam Human Rights Day | USA |
| 11.05 | Minnesota Statehood Day in the United States | USA |
| 12.05 | State Flag and State Emblem Day in Belarus | Belarus |
| 12.05 | Yom Hazikaron (Memorial Day) | Israel |
| 12.05 | Day of the Finnish Identity | Finland |
| 12.05 | Army Day in the Republika Srpska | Bosnia and Herzegovina |
| 13.05 | Rotuma Day in Fiji | Fiji |
| 14.05 | Tobacco Fatwa Day in Iran | Iran |
| 14.05 | Righteous Among the Nations Remembrance Day in Ukraine | Ukraine |
| 15.05 | Constituent Assembly Day in Lithuania | Lithuania |
| 15.05 | Peace Officers Memorial Day in the USA | USA |
| 15.05 | International Day of Conscientious Objector | |
| 15.05 | Nakba Day in the State of Palestine | State of Palestine |
| 16.05 | Mass Graves Day in Iraq | Iraq |
| 16.05 | Sikkim Statehood Day in India | India |
| 16.05 | Middlesex Day in England | United Kingdom |
| 17.05 | Raja of Perlis’s Birthday in Malaysia | Malaysia |
| 18.05 | Somaliland Independence Day | Somalia |
| 18.05 | Mullivaikkal Remembrance Day in Sri Lanka | Sri Lanka |
| 18.05 | Day of Remembrance of the Victims of the Deportation of the Peoples of Crimea | Ukraine |
| 19.05 | Day of Remembrance for the Victims of Political Repressions in Ukraine | Ukraine |
| 19.05 | Hồ Chí Minh's Birthday in Vietnam | Vietnam |
| 19.05 | Greek Genocide Remembrance Day | Greece |
| 19.05 | Memorial Day for the War Dead in Finland | Finland |
| 19.05 | Remembrance Day in Sri Lanka | Sri Lanka |
| 19.05 | Malcolm X Day | USA |
| 20.05 | National Awakening Day in Indonesia | Indonesia |
| 20.05 | Emancipation Day in Florida | USA |
| 21.05 | Day of Patriots and Military in Hungary | Hungary |
| 21.05 | Circassian Day of Mourning | |
| 21.05 | National American Red Cross Founder’s Day | USA |
| 21.05 | Malabon Day in the Philippines | Philippines |
| 22.05 | Republic Day in Sri Lanka | Sri Lanka |
| 22.05 | Hari Hol Pahang in Malaysia | Malaysia |
| 22.05 | Brazilian Air Force Anniversary | Brazil |
| 23.05 | Heroes’ Day in Ukraine | Ukraine |
| 24.05 | Lubiri Memorial Day in Buganda | Uganda |
| 24.05 | Nueva Vizcaya Day in the Philippines | Philippines |
| 25.05 | National Missing Children's Day in the USA | USA |
| 25.05 | Chuquisaca Day in Bolivia | Bolivia |
| 25.05 | Birthday of Kazi Nazrul Islam in Tripura | India |
| 25.05 | Dezful Resistance Day in Iran | Iran |
| 26.05 | Battle of Sardarabad Day in Armenia | Armenia |
| 26.05 | National Sorry Day in Australia | Australia |
| 26.05 | Birthday of King Frederik X of Denmark | Denmark |
| 26.05 | Kent Day (Feast Day of Saint Augustine of Canterbury) | United Kingdom |
| 26.05 | Northumberland Day in England | United Kingdom |
| 28.05 | National Flag Day in the Philippines | Philippines |
| 28.05 | Youm-e-Takbir | Pakistan |
| 29.05 | Conquest of Istanbul Day | Turkey |
| 29.05 | Veterans Day in Sweden | Sweden |
| 29.05 | Rhode Island Statehood Day in the United States | |
| 29.05 | Wisconsin Statehood Day in the United States | USA |
| 30.05 | Lod Massacre Remembrance Day in Puerto Rico | Puerto Rico |
| 30.05 | Day of the Canary Islands | Spain |
| 30.05 | King Prajadhipok Day in Thailand | Thailand |
| 31.05 | Remembrance Day of the Victims of Political Repressions and Famine in Kazakhstan | Kazakhstan |
| 31.05 | Castilla–La Mancha Day in Spain | Spain |
| 31.05 | Bittereinders Day in Orania | South Africa |
| 01.06 | Victory Day in Tunisia | Tunisia |
| 01.06 | Dorset Day (Saint White’s Day) | United Kingdom |
| 01.06 | Biray Festival in the Philippines | Philippines |
| 02.06 | Day of Hristo Botev in Bulgaria | Bulgaria |
| 02.06 | Decoration Day in Canada | Canada |
| 02.06 | Telangana Day in India | India |
| 02.06 | American Indian Citizenship Day | USA |
| 03.06 | Mabo Day in Australia | Australia |
| 03.06 | Opium Suppression Movement Day in Taiwan | Taiwan |
| 03.06 | Independence Declaration Day in Montenegro | Montenegro |
| 03.06 | Western Australia Day | Australia |
| 04.06 | Day of State Symbols in Kazakhstan | Kazakhstan |
| 04.06 | Flag Day in Estonia | Estonia |
| 04.06 | Birthday of Carl Gustaf Emil Mannerheim in Finland | Finland |
| 04.06 | National Unity Day in Hungary | Hungary |
| 04.06 | Tiananmen Square Protests of 1989 Memorial Day | |
| 04.06 | Freedom and Civil Rights Day in Poland | Poland |
| 04.06 | Devon Day (Saint Petroc’s Day) | United Kingdom |
| 04.06 | Day of Remembrance of the Children Who Died as a Result of the Russian Federation’s Armed Aggression Against Ukraine | Ukraine |
| 04.06 | Trianon Treaty Day in Romania | Romania |
| 05.06 | Indian Arrival Day in Suriname | Suriname |
| 06.06 | Memorial Day in South Korea | South Korea |
| 06.06 | D-Day in France: Normandy Landing of the Allied Expeditionary Forces | France |
| 06.06 | Queensland Day in Australia | Australia |
| 06.06 | Zamboanga del Norte Day in the Philippines | Philippines |
| 07.06 | Union Dissolution Day in Norway | Norway |
| 07.06 | Birthday of Prince Joachim of Denmark | Denmark |
| 07.06 | Anniversary of the Memorandum of the Slovak Nation | Slovakia |
| 07.06 | Flag Day in Peru | Peru |
| 07.06 | Croatian Diplomacy Day | Croatia |
| 07.06 | Battle of Arica Day in Chile | Chile |
| 08.06 | Primož Trubar Day in Slovenia | Slovenia |
| 09.06 | Anniversary of the Ascension of King Abdullah II in Jordan | Jordan |
| 09.06 | Ananda Mahidol Day in Thailand | Thailand |
| 09.06 | La Rioja Day in Spain | Spain |
| 09.06 | Murcia Day in Spain | Spain |
| 10.06 | Martyrdom Day of Guru Arjan | India |
| 11.06 | Brazilian Navy Commemoration Day | Brazil |
| 11.06 | William Davis Miners' Memorial Day | Canada |
| 11.06 | Rizal Province Day in the Philippines | Philippines |
| 12.06 | Pulse Night of Remembrance | USA |
| 13.06 | Sulaymaniyah City Fallen and Martyrs Day in Iraqi Kurdistan | Iraq |
| 13.06 | Yeats Day | Ireland |
| 14.06 | Flag Day in the USA | USA |
| 14.06 | Memorial Day for the Victims of Repression in Armenia | Armenia |
| 14.06 | Day of Mourning in the Baltic Countries | Latvia, Estonia, Lithuania |
| 14.06 | National Day of Remembrance for the Victims of the Nazi German Concentration and Death Camps | Poland |
| 14.06 | U.S. Army’s Birthday | USA |
| 15.06 | National Flag Day in Armenia | Armenia |
| 15.06 | Day of Valdemar and Reunion Day in Denmark | Denmark |
| 15.06 | Young Mizo Association Day in Mizoram | India |
| 15.06 | Cagayan de Oro City Charter Day in the Philippines | Philippines |
| 15.06 | Opol Day in the Philippines | Philippines |
| 16.06 | Sultan of Kedah’s Birthday in Malaysia | Malaysia |
| 16.06 | Sussex Day (Saint Richard’s Day) | United Kingdom |
| 16.06 | Baybay City Charter Day in the Philippines | Philippines |
| 17.06 | Occupation of the Latvian Republic Day in Latvia | Latvia |
| 17.06 | National Day of Remembrance for the Victims of Forest Fires in Portugal | Portugal |
| 17.06 | Naliyagan Festival (Province’s Founding Anniversary) in Agusan del Sur | Philippines |
| 18.06 | Waterloo Day in the UK | United Kingdom |
| 18.06 | Evacuation Day in Egypt | Egypt |
| 18.06 | Naga City Charter Anniversary in the Philippines | Philippines |
| 18.06 | Bacolod City Charter Day in the Philippines | Philippines |
| 19.06 | Kim Jong-il's entry to the WPK Central Committee in North Korea | North Korea |
| 19.06 | Day of Independent Hungary | Hungary |
| 19.06 | Province Foundation Day in Surigao del Norte and Surigao del Sur | Philippines |
| 19.06 | Joze Rizal’s Birthday in Laguna | Philippines |
| 20.06 | West Virginia Day in the United States | USA |
| 20.06 | National American Eagle Day | USA |
| 21.06 | Day of Reflection | United Kingdom, Ireland |
| 21.06 | Suffolk Day in England | United Kingdom |
| 21.06 | Shetland Flag Day in Scotland | United Kingdom |
| 21.06 | Birthday of the Prince of Wales in the UK | United Kingdom |
| 21.06 | Pagadian City Day in the Philippines | Philippines |
| 22.06 | Day of Remembrance of the Victims of the Great Patriotic War | Russia, Ukraine, Belarus |
| 22.06 | Windrush Day in the UK | United Kingdom |
| 22.06 | Heroes' Remembrance Day in Latvia | Latvia |
| 22.06 | Day of the Finnish Flag | Finland |
| 22.06 | Kabir’s Birthday (Kabir Jayanti) in India | India |
| 23.06 | Okinawa Memorial Day in Japan | Japan |
| 23.06 | National Day of Remembrance for Victims of Terrorism in Canada | Canada |
| 23.06 | Jura Independence Day in Switzerland | Switzerland |
| 23.06 | Bacoor Cityhood Day in the Philippines | Philippines |
| 24.06 | Bannockburn Day in Scotland | United Kingdom |
| 24.06 | National Day of Quebec | Canada |
| 24.06 | Manila Day in the Philippines | Philippines |
| 26.06 | National Flag Day in Romania | Romania |
| 26.06 | Sunthorn Phu Day in Thailand | Thailand |
| 26.06 | President’s Birthday in Iceland | Iceland |
| 26.06 | Crimean Tatar Flag Day | Ukraine |
| 26.06 | Batanes Day in the Philippines | Philippines |
| 27.06 | Commemoration Day for the Victims of the Communist Regime in the Czech Republic | Czech Republic |
| 27.06 | National HIV Testing Day | USA |
| 27.06 | Helen Keller Day | USA |
| 28.06 | Remembrance Day of the Poznań June 1956 | Poland |
| 28.06 | 2nd Amendment Day in Oklahoma | USA |
| 29.06 | Day of Partisans and Underground Resistance in Russia | Russia |
| 29.06 | Armed Forces Day in the UK | United Kingdom |
| 29.06 | Veterans' Day in the Netherlands | Netherlands |
| 29.06 | MIA Azatamartik Remembrance Day in Armenia | Armenia |
| 30.06 | Remna Ni in Mizoram | India |
| 30.06 | Hul Divas (Santhal Rebellion Anniversary) in Jharkhand | India |
| 30.06 | Tacloban Day in the Philippines | Philippines |
| 30.06 | Imus Cityhood Day in the Philippines | Philippines |
| 01.07 | July Morning in Bulgaria | Bulgaria |
| 01.07 | Madeira Day in Portugal | Portugal |
| 01.07 | Memorial Day in Newfoundland and Labrador | Canada |
| 01.07 | National U.S. Postage Stamp & Postal Worker Day | USA |
| 01.07 | Dipolog City Day in the Philippines | Philippines |
| 01.07 | Maramag Day in the Philippines | Philippines |
| 01.07 | Alubijid Day in the Philippines | Philippines |
| 01.07 | Tagbilaran City Charter Day in the Philippines | Philippines |
| 01.07 | Davao Region Day in the Philippines | Philippines |
| 02.07 | Pasig Foundation Day in the Philippines | Philippines |
| 02.07 | Day of Commemoration and Remembrance of Don Andrés Guacurari in Argentina | Antigua and Barbuda |
| 04.07 | Day of Remembrance of Jewish Genocide in Latvia | Latvia |
| 04.07 | Birthday of Queen Sonja of Norway | Norway |
| 04.07 | Lanao del Norte Day in the Philippines | Philippines |
| 05.07 | Bloody Thursday Commemoration | |
| 06.07 | Birthday of Eino Leino in Finland | Finland |
| 06.07 | Birthday of the First President of Kazakhstan | Kazakhstan |
| 06.07 | Battle of Fredericia Day in Denmark | Denmark |
| 06.07 | MHIP Day in Mizoram | India |
| 07.07 | Battle of Chesma Day in Russia | Russia |
| 07.07 | George Town UNESCO Heritage Day in Penang | Malaysia |
| 09.07 | Constitution Day in Australia | Australia |
| 09.07 | Nunavut Day in Canada | Canada |
| 09.07 | Constitutionalist Revolution Day in São Paulo | Brazil |
| 09.07 | National Flag Day in Chile | Chile |
| 10.07 | Battle of Poltava Day in Russia | Russia |
| 10.07 | Wyoming Statehood Day in the United States | USA |
| 10.07 | State Flag Day in Mongolia | Mongolia |
| 11.07 | Flemish Community Day in Belgium | Belgium |
| 11.07 | Eleventh Night in Northern Ireland | United Kingdom |
| 11.07 | National Day of Remembrance of Genocide Victims in Poland | Poland |
| 12.07 | The Twelfth in Northern Ireland | United Kingdom |
| 12.07 | Day of Struggle and Martyrdom of the Polish Villages | Poland |
| 13.07 | Kashmir Martyrs’ Day | Pakistan, India |
| 13.07 | Penang State Governor’s Birthday in Malaysia | Malaysia |
| 13.07 | Nathan Bedford Forrest Day in Tennessee | USA |
| 14.07 | National Day of Commemoration in Ireland | Ireland |
| 14.07 | Birthday of Victoria, Crown Princess of Sweden | Sweden |
| 14.07 | Black Country Day in the UK | United Kingdom |
| 15.07 | Day of the Baptism of Rus’ | Russia, Ukraine |
| 15.07 | Battle of Grunwald Day | Lithuania, Poland |
| 15.07 | Hampshire Day (Saint Swithun’s Day) | United Kingdom |
| 16.07 | Holocaust Remembrance Day in France | France |
| 16.07 | La Paz Day in Bolivia | Bolivia |
| 16.07 | Ozamiz City Charter Day in the Philippines | Philippines |
| 17.07 | Independence Day in Slovakia | Slovakia |
| 17.07 | U Tirot Sing Day in Meghalaya | India |
| 17.07 | Birthday of the Queen Consort in the UK | United Kingdom |
| 20.07 | Birthday of Haakon, Crown Prince of Norway | Norway |
| 20.07 | Anne and Samantha Day | USA |
| 22.07 | Sarawak Independence Day in Malaysia | Malaysia |
| 22.07 | Bohol Day in the Philippines | Philippines |
| 22.07 | Claveria Day in the Philippines | Philippines |
| 23.07 | Batangas City Foundation Day in the Philippines | Philippines |
| 23.07 | Apolinario Mabini Day in Tanuan | Philippines |
| 24.07 | Simón Bolívar Day | Venezuela, Ecuador, Colombia, Bolivia |
| 24.07 | Guayaquil Day in Ecuador | Ecuador |
| 24.07 | Pioneer Day in Utah | USA |
| 24.07 | National Amelia Earhart Day | USA |
| 25.07 | National Day of Galicia | |
| 25.07 | Battle of Isted Day in Denmark | Denmark |
| 26.07 | Kargil Victory Day in India | India |
| 26.07 | Day of National Significance in Barbados | Barbados |
| 27.07 | Remembrance Day in Vietnam | Vietnam |
| 27.07 | Iglesia ni Cristo Day in the Philippines | Philippines |
| 27.07 | José Celso Barbosa Day in Puerto Rico | Puerto Rico |
| 27.07 | National Korean War Veterans Armistice Day | USA |
| 27.07 | Norfolk Day in England | United Kingdom |
| 28.07 | Day of the Baptism of Rus’ | Russia, Ukraine |
| 28.07 | A Day of Commemoration of the Great Upheaval | Canada |
| 28.07 | Day of Cantabria Institutions in Spain | Spain |
| 28.07 | Buffalo Soldiers Day in the United States | USA |
| 29.07 | Saint Olaf’s Day | Norway, Faroe Islands |
| 29.07 | National Anthem Day in Romania | Romania |
| 29.07 | Constitution Day in Moldova | Moldova |
| 29.07 | Buckinghamshire Day in England | United Kingdom |
| 29.07 | Service Day in the Indonesian Air Force | Indonesia |
| 30.07 | Day of the Martyrs of the Revolution in Cuba | Cuba |
| 30.07 | Sultan of Pahang’s Birthday in Malaysia | Malaysia |
| 31.07 | Warriors' Day in Malaysia | Malaysia |
| 31.07 | Flag Day in Hawaii | USA |
| 31.07 | Martyrdom Day of Shaheed Udham Singh in India | India |
| 01.08 | Memorial Day for the Victims of World War I in Russia | Russia |
| 01.08 | Warsaw Uprising Memorial Day in Poland | Poland |
| 01.08 | Minden Day | United Kingdom |
| 01.08 | Victory Day in Laos and Cambodia | Cambodia, Laos |
| 01.08 | Yorkshire Day in England | United Kingdom |
| 01.08 | Colorado Statehood Day in the United States | USA |
| 02.08 | Roma Holocaust Memorial Day | Croatia, Ukraine, Lithuania, Poland, European Union, Czech Republic, Slovakia |
| 02.08 | Fallen Paratroopers Remembrance Day in Ukraine | Ukraine |
| 02.08 | Butuan City Charter Day in the Philippines | Philippines |
| 02.08 | Kabankalan City Charter Day in the Philippines | Philippines |
| 03.08 | San Salvador Day | El Salvador |
| 04.08 | Revolution Day in Burkina Faso | Burkina Faso |
| 04.08 | Matica Slovenská Day in Slovakia | Slovakia |
| 04.08 | Barack Obama Day in Illinois | USA |
| 04.08 | Cabuyao Cityhood Day in the Philippines | Philippines |
| 06.08 | Hiroshima Peace Memorial Ceremony | Japan |
| 06.08 | Constitution Day in Iran | Iran |
| 06.08 | Sheikh Zayed bin Sultan Al Nahyan’s Accession Day in the UAE | UAE |
| 06.08 | Cebu Provincial Charter Day in the Philippines | Philippines |
| 07.08 | Assyrian Martyrs Day | |
| 07.08 | National Purple Heart Day in the United States | USA |
| 08.08 | Augsburg Peace Festival in Germany | Germany |
| 08.08 | Name Day of Queen Silvia | Sweden |
| 08.08 | Ceasefire Day in Iraq | Iraq |
| 08.08 | Emancipation Day in Kentucky and Tennessee | USA |
| 09.08 | Battle of Gangut Day in Russia | Russia |
| 09.08 | Nagasaki Peace Memorial Ceremony | Japan |
| 09.08 | National Peacekeepers' Day in Canada | Canada |
| 09.08 | Ablan Day in Ilocos Norte | Philippines |
| 10.08 | National Veterans Day in Indonesia | Indonesia |
| 10.08 | Agent Orange Awareness Day | USA |
| 11.08 | Latvian Freedom Fighters' Remembrance Day | Latvia |
| 11.08 | Flag Day in Pakistan | Pakistan |
| 12.08 | Didgoroba in Georgia | Georgia |
| 12.08 | Death Anniversary of Sultan Iskandar of Johor | Malaysia |
| 13.08 | Lao Issara Day in Laos | Laos |
| 13.08 | Patriots Day in Manipur | India |
| 14.08 | Pramuka Day in Indonesia | Indonesia |
| 14.08 | Victory over Japan Day | |
| 14.08 | Islamic Resistance Day in Iran | Iran |
| 14.08 | Falklands Day | Falkland Islands |
| 14.08 | Partition Horrors Remembrance Day in India | India |
| 14.08 | National Navajo Code Talkers Day in the United States | USA |
| 15.08 | Victory over Japan Day | |
| 15.08 | Panama la Vieja Day | Panama |
| 15.08 | National Memorial Service for War Dead in Japan | Japan |
| 15.08 | Bulacan Foundation Day in the Philippines | Philippines |
| 16.08 | Thai Peace Day | Thailand |
| 16.08 | Bennington Battle Day in Vermont | USA |
| 16.08 | De Jure Transfer Day in Puducherry | India |
| 17.08 | Prekmurje Union Day in Slovenia | Slovenia |
| 17.08 | Marcus Garvey Day in Jamaica | Jamaica |
| 17.08 | Flag Day in Bolivia | Bolivia |
| 18.08 | National Science Day in Thailand | Thailand |
| 18.08 | Vietnam Veterans’ Day in Australia (Long Tan Day) | Australia |
| 18.08 | Virginia Dare’s Birthday on Roanoke Island | USA |
| 18.08 | Constitution Day in Indonesia | Indonesia |
| 18.08 | Jesse Robredo Day in the Philippines | Philippines |
| 19.08 | National Aviation Day in the USA | USA |
| 19.08 | August Revolution Commemoration Day in Vietnam | Vietnam |
| 19.08 | Birthday of Mette-Marit, Crown Princess of Norway | Norway |
| 19.08 | Manuel Luis Quezon Day in the Philippines | Philippines |
| 19.08 | Discovery Day in Yukon | Canada |
| 19.08 | Birthday of Maharaja Bir Bikram Kishore Manikya Debbarman Bahadur in Tripura | India |
| 20.08 | Lucena City Charter Day in the Philippines | Philippines |
| 20.08 | Formation Anniversary of FALINTIL in East Timor | East Timor |
| 21.08 | Passing of the Constitutional Law on the Status of the Republic of Latvia as a State and Actual Restoration of the Republic of Latvia | Latvia |
| 21.08 | Gospel Day in Kosrae | Micronesia |
| 22.08 | Flag Day in Russia | Russia |
| 22.08 | Madras Day in Tamil Nadu | India |
| 22.08 | Law Enforcement Officers Remembrance Day in Ukraine | Ukraine |
| 23.08 | Victory over Germany in the Battle of Kursk in Russia | Russia |
| 23.08 | Flag Day in Ukraine | Ukraine |
| 23.08 | European Day of Remembrance for Victims of Stalinism and Nazism | European Union |
| 23.08 | Day of Remembrance of the Victims of Fascism and Communism in Romania | Romania |
| 24.08 | Malacca Governor’s Birthday in Malaysia | Malaysia |
| 25.08 | Grandparents' Day in Taiwan | Taiwan |
| 25.08 | Liberation Day of Paris | France |
| 25.08 | Nottinghamshire Day in England | |
| 25.08 | Iloilo City Charter Day in the Philippines | Philippines |
| 26.08 | Women’s Equality Day | USA |
| 26.08 | Herero Day in Namibia | Namibia |
| 27.08 | Lyndon Baines Johnson Day in Texas | USA |
| 28.08 | Kingdom Proclamation Day in Montenegro | Montenegro |
| 28.08 | Ayyankali Jayanti in Kerala | India |
| 28.08 | Higalaay Festival in Cagayan de Oro | Philippines |
| 28.08 | Chadwick Boseman Day | USA |
| 29.08 | Day of Remembrance of the Defenders of Ukraine | Ukraine |
| 29.08 | Semipalatinsk Nuclear Test Site Closure Anniversary in Kazakhstan | Kazakhstan |
| 30.08 | Marcelo H. Del Pilar Day in Bulacan | Philippines |
| 31.08 | Memorial Day for the Victims of Repression in Uzbekistan | Uzbekistan |
| 31.08 | Day of Solidarity and Freedom in Poland | Poland |
| 31.08 | Finnish Nature Day | Finland |
| 31.08 | North Borneo Self-Government Day in Sabah | Malaysia |
| 31.08 | Surigao City Charter Day in the Philippines | Philippines |
| 01.09 | Flag Day in Honduras | Honduras |
| 01.09 | Disaster Prevention Day in Japan | |
| 01.09 | Veterans Day in Poland | Poland |
| 01.09 | Wattle Day in Australia | Australia |
| 01.09 | Baguio City Day in the Philippines | Philippines |
| 01.09 | Jasaan Day in the Philippines | Philippines |
| 01.09 | Gregorio L. Aglipay Day in Batac | Philippines |
| 02.09 | Victory over Japan Day in the USA | USA |
| 02.09 | Tibetan Democracy Day | |
| 02.09 | Ceuta Day in Spain | Spain |
| 02.09 | Nueva Ecija Day in the Philippines | Philippines |
| 02.09 | Simeón Ola Day in Albay | Philippines |
| 03.09 | Anniversary of the End of WWII in Russia | Russia |
| 03.09 | Solidarity Against Terrorism Day in Russia | Russia |
| 03.09 | Japan’s Surrender Day | China, Hong Kong, Philippines |
| 03.09 | Australian National Flag Day | Australia |
| 03.09 | Independence Day in Qatar | Qatar |
| 03.09 | Merchant Navy Day | Canada, United Kingdom |
| 03.09 | Levy Mwanawasa Day in Zambia | Zambia |
| 03.09 | Day of Combat Against British Colonialism in Iran | Iran |
| 03.09 | Iriga City Foundation Day in the Philippines | Philippines |
| 04.09 | Royal Thai Navy Submarine Memorial Day | Thailand |
| 05.09 | Jeûne genevois | Switzerland |
| 05.09 | Flag-Flying Day for Denmark’s Deployed Personnel | Denmark |
| 06.09 | Defense Day in Pakistan | Pakistan |
| 06.09 | Elcano Day in the Basque Country | Spain |
| 07.09 | Carl Garner Federal Lands Cleanup Day | USA |
| 08.09 | Day of the Battle of Borodino in Russia | Russia |
| 08.09 | National Grandparents' Day | USA |
| 08.09 | National Grandparents’ Day in Canada | Canada |
| 08.09 | Remembrance Day for Victims of Fascism | |
| 08.09 | Kosrae Liberation Day in Micronesia | Micronesia |
| 08.09 | Coronation Anniversary of Vytautas the Great in Lithuania | Lithuania |
| 08.09 | Asturias Day in Spain | Spain |
| 08.09 | Extremadura Day in Spain | Spain |
| 08.09 | His Majesty’s Accession Day in the UK | United Kingdom |
| 09.09 | Memorial Day for the Victims of the Crimean War | Russia, Ukraine |
| 09.09 | İzmir Independence Day in Turkey | Turkey |
| 09.09 | Day of the Victims of Holocaust and of Racial Violence in Slovakia | Slovakia |
| 09.09 | California Admission Day in the United States | USA |
| 09.09 | Osmeña Day in Cebu | Philippines |
| 09.09 | Mina Foundation Day in the Philippines | Philippines |
| 11.09 | Battle of Tendra Day in Russia | Russia |
| 11.09 | Patriot Day in the USA | USA |
| 11.09 | Death Anniversary of Muhammad Ali Jinnah in Pakistan | Pakistan |
| 11.09 | Emergency Number Day | USA |
| 11.09 | National Day of Catalonia | Spain |
| 11.09 | Pohnpei Liberation Day in Micronesia | Micronesia |
| 11.09 | 1973 Coup Anniversary in Chile | Chile |
| 11.09 | Marcos Day in Ilocos Norte | Philippines |
| 12.09 | Ruhnama Day in Turkmenistan | Turkmenistan |
| 12.09 | Saint Patrick's Battalion Remembrance Day in Mexico | Mexico |
| 12.09 | Defenders Day in Maryland | USA |
| 13.09 | Roald Dahl Day | United Kingdom |
| 13.09 | Día de los Niños Héroes (Boy Heroes Day) in Mexico | Mexico |
| 13.09 | Battle of Pulang Lupa Day in Marinduque | Philippines |
| 14.09 | Cochabamba Day in Bolivia | Bolivia |
| 15.09 | Battle of Britain Day | United Kingdom |
| 15.09 | Cry of Dolores in Mexico | Mexico |
| 15.09 | Restoration of Primorska to the Motherland Day in Slovenia | Slovenia |
| 16.09 | Owain Glyndŵr Day in Wales | United Kingdom |
| 17.09 | Australian Citizenship Day | Australia |
| 17.09 | Constitution Day (Citizenship Day) | USA |
| 17.09 | Prince's Day in the Netherlands | Netherlands |
| 17.09 | Operation Market Garden Anniversary in the Netherlands | Netherlands |
| 17.09 | Sybirak’s Day in Poland | Poland |
| 17.09 | Patient Safety Day in Ukraine | Ukraine |
| 17.09 | Marathwada Liberation Day in Maharashtra | India |
| 17.09 | Melilla Day in Spain | Spain |
| 17.09 | Siquijor Day in the Philippines | Philippines |
| 17.09 | Zamboanga del Sur Day in the Phlippines | Philippines |
| 18.09 | Deceased Motorcyclists Remembrance Day in Ukraine | Ukraine |
| 18.09 | U.S. Air Force Birthday | USA |
| 18.09 | Tacurong City Charter Day in the Philippines | Philippines |
| 19.09 | Day of the First Public Appearance of the Slovak National Council | Slovakia |
| 20.09 | National POW/MIA Recognition Day | USA |
| 20.09 | Sree Narayana Guru Memorial Day in Kerala | India |
| 21.09 | Battle of Kulikovo Day in Russia | Russia |
| 21.09 | Von Steuben Day | USA |
| 21.09 | Commemoration of the Declaration of Martial Law in the Philippines | Philippines |
| 21.09 | Cebu Press Freedom Day in the Philippines | Philippines |
| 22.09 | Day of Partisan Glory in Ukraine | Ukraine |
| 22.09 | Day of the Baltic Unity | Latvia, Lithuania |
| 22.09 | Resistance Fighting Day In Estonia | Estonia |
| 23.09 | Holocaust Memorial Day in Lithuania | Lithuania |
| 23.09 | Grito de Lares in Puerto Rico | Puerto Rico |
| 23.09 | Dominion Day in New Zealand | New Zealand |
| 23.09 | Chuuk Liberation Day in Micronesia | Micronesia |
| 23.09 | Martyrs Day in Haryana | India |
| 24.09 | Mahidol Day in Thailand | Thailand |
| 24.09 | Santa Cruz Day in Bolivia | Bolivia |
| 24.09 | José Yulo Day in Calamba | Philippines |
| 25.09 | National Harki Day in France | France |
| 25.09 | Bangladeshi Immigrant Day in New York | USA |
| 26.09 | National Flag Day in Ecuador | Ecuador |
| 27.09 | Day of the Polish Underground State | Poland |
| 27.09 | French Community Day in Belgium | Belgium |
| 27.09 | End of the Mexican War of Independence | Mexico |
| 27.09 | Memorial Day in Azerbaijan | Azerbaijan |
| 27.09 | AFL Grand Final Parade in Victoria | Australia |
| 28.09 | National Good Neighbor Day | USA |
| 28.09 | National Day of Awareness and Unity against Child Pornography in the Philippines | Philippines |
| 28.09 | National Flag Day in Thailand | Thailand |
| 28.09 | Railway Day in Indonesia | Indonesia |
| 29.09 | Gold Star Mother's Day | USA |
| 29.09 | Sultan of Kelantan’s Birthday in Malaysia | Malaysia |
| 29.09 | National Police Remembrance Day | Australia, New Zealand, Papua New Guinea, Samoa, Solomon Islands |
| 29.09 | Babyn Yar Massacres Remembrance Day in Ukraine | Ukraine |
| 30.09 | Birthday of José María Morelos in Mexico | Mexico |
| 30.09 | Sultan of Kelantan’s Birthday in Malaysia | Malaysia |
| 30.09 | Jananeta Irawat’s Birthday in Manipur | India |
| 01.10 | Pancasila Sanctity Day in Indonesia | Indonesia |
| 01.10 | Lincolnshire Day in England | United Kingdom |
| 01.10 | King Rama IV Memorial Day in Thailand | Thailand |
| 01.10 | Older Persons Day in Kazakhstan and Tajikistan | Kazakhstan, Tajikistan |
| 01.10 | U.S.-ROK Alliance Day | USA |
| 01.10 | Chuuk Constitution Day in Micronesia | Micronesia |
| 03.10 | National Day in Remembrance of the Victims of Immigration in Italy | Italy |
| 03.10 | Agrasen Jayanti | India |
| 03.10 | Imus Foundation Day in the Philippines | Philippines |
| 04.10 | Assault on Friedrichstadt Day in Denmark | Denmark |
| 05.10 | Sabah State Governor’s Birthday in Malaysia | Malaysia |
| 05.10 | Birthday of Nar Bahadur Bhandari in Sikkim | India |
| 06.10 | Dukla Pass Victims Day in Slovakia | Slovakia |
| 06.10 | Memorial Day for the Martyrs of Arad in Hungary | Hungary |
| 06.10 | Anniversary of the Cubana Bombing in Cuba | Cuba |
| 07.10 | Child Health Day | USA |
| 07.10 | BOL Foundation Day in Laos | Laos |
| 07.10 | Frances Xavier Cabrini Day in Colorado | USA |
| 07.10 | King’s Official Birthday in Queensland | Australia |
| 08.10 | Day of the Heroic Guerrilla in Cuba | Cuba |
| 09.10 | Leif Erikson Day | USA |
| 09.10 | National Day of Commemorating the Holocaust in Romania | Romania |
| 09.10 | Valencia Day in Spain | Spain |
| 09.10 | Battle of the Caucasus Day in Russia | Russia |
| 09.10 | National Dignity Day / Oil Worker Day in Peru | Peru |
| 10.10 | Finnish Literature Day | Finland |
| 10.10 | Capital Liberation Day in Vietnam | Vietnam |
| 10.10 | Heroes’ Day in Orania | South Africa |
| 11.10 | General Pulaski Memorial Day | USA |
| 12.10 | No Smoking Day in Armenia | Armenia |
| 12.10 | Freethought Day | USA |
| 12.10 | Confederate Memorial Day in Arkansas | USA |
| 12.10 | Sarawak Governor’s Birthday in Malaysia | Malaysia |
| 12.10 | Fiesta Pilar (Zamboanga Hermosa Festival) in Zamboanga City | Philippines |
| 14.10 | National Education Day in Poland | Poland |
| 14.10 | Chișinău Day in Moldova | Moldova |
| 14.10 | 14 October Democracy Day in Thailand | Thailand |
| 15.10 | White Cane Safety Day | USA |
| 15.10 | Pregnancy and Infant Loss Remembrance Day | USA, Canada |
| 15.10 | Cayenne Festival in French Guiana | French Guiana |
| 15.10 | Birthday of Crown Prince Christian of Denmark | Denmark |
| 16.10 | Day of Pope John Paul II in Poland | Poland |
| 16.10 | Death Anniversary of Liaquat Ali Khan in Pakistan | Pakistan |
| 16.10 | Bu-Ma Democratic Protests Commemoration Day in South Korea | South Korea |
| 16.10 | Oroquieta City Day in the Philippines | Philippines |
| 17.10 | Loyalty Day in Argentina | Argentina |
| 17.10 | Digital Society Day in India | India |
| 18.10 | Independence Day in Azerbaijan | Azerbaijan |
| 18.10 | Persons Day in Canada | Canada |
| 18.10 | Alaska Day | USA |
| 19.10 | Oxfordshire Day in England | United Kingdom |
| 19.10 | All-Ukrainian Day of Human Responsibility | Ukraine |
| 19.10 | National Day of Remembrance for Steadfast Clergy in Poland | Poland |
| 20.10 | Belgrade Liberation Day in Serbia | Serbia |
| 20.10 | Leyte Landing Day in Tacloban | Philippines |
| 21.10 | Trafalgar Day in the UK | United Kingdom |
| 21.10 | Police Commemoration Day in India | India |
| 21.10 | National Nurses' Day in Thailand | Thailand |
| 21.10 | World War II Serbian Victims Remembrance Day | Slovenia |
| 22.10 | Fechner Day | |
| 22.10 | National Santri Day in Indonesia | Indonesia |
| 24.10 | Rocket Engineer Remembrance Day | Russia, Kazakhstan |
| 24.10 | Azad Kashmir Day in Pakistan | Pakistan |
| 25.10 | Constitution Day in Lithuania | Lithuania |
| 25.10 | Taiwan Retrocession Day | Taiwan |
| 25.10 | Sovereignty Day in Slovenia | Slovenia |
| 25.10 | Day of the Basque Country | Spain |
| 25.10 | Nevada Day in the United States | USA |
| 25.10 | Northamptonshire Day in England | United Kingdom |
| 26.10 | Accession Day in Jammu and Kashmir | India |
| 26.10 | Foundation Day of Catanduanes in the Philippines | Philippines |
| 27.10 | Černová Tragedy Day in Slovakia | Slovakia |
| 27.10 | Memorial Day for the Victims of the Armenian Parliament Shooting | Armenia |
| 27.10 | National Electricity Day in Indonesia | Indonesia |
| 28.10 | Liberation of Ukraine from Nazi Invaders Day | Ukraine |
| 28.10 | Youth Pledge Day in Indonesia | Indonesia |
| 28.10 | Foundation Day of Davao Occidental in the Philippines | Philippines |
| 29.10 | Ľudovít Štúr's Birthday in Slovakia | Slovakia |
| 29.10 | Serbian Constitutional Referendum Anniversary | Serbia |
| 30.10 | Anniversary of the Declaration of the Slovak Nation | Slovakia |
| 30.10 | Day of Remembrance for the Victims of Political Repressions in Russia | Russia |
| 30.10 | Indonesian Banknote Day | Indonesia |
| 30.10 | Thevar Jayanti | India |
| 31.10 | National Unity Day in India | India |
| 31.10 | King Father's Birthday in Cambodia | Cambodia |
| 01.11 | Puducherry Liberation Day in India | India |
| 01.11 | State Formation Day in Chhattisgarh, Haryana, Karnataka and Kerala | India |
| 01.11 | Sultan of Perak’s Birthday in Malaysia | Malaysia |
| 02.11 | Dziady (Commemoration of the Dead) in Belarus | Belarus |
| 02.11 | Statehood Day in North Dakota and South Dakota | USA |
| 03.11 | Flag Day in the UAE | UAE |
| 04.11 | National Unity and Armed Forces Day in Italy | Italy |
| 04.11 | President Carlos P. Garcia Day in Bohol | Philippines |
| 05.11 | Negros Revolution Day in the Philippines | Philippines |
| 06.11 | Finnish Swedish Heritage Day in Finland | Finland |
| 06.11 | Gustavus Adolphus Day in Sweden | Sweden |
| 06.11 | Kanakadasa Jayanthi | India |
| 07.11 | Anniversary of the 1941 October Revolution Day Parade in Russia | Russia |
| 07.11 | Students’ Day in Maharashtra | India |
| 08.11 | Day of Remembrance for the Victims of Political Repressions in Kyrgyzstan | Kyrgyzstan |
| 08.11 | National Aboriginal Veterans Day in Canada | Canada |
| 08.11 | Pohnpei Constitution Day in Micronesia | Micronesia |
| 08.11 | Goding Ramos Day in Aklan | USA |
| 09.11 | International Day Against Fascism and Antisemitism | |
| 09.11 | Schicksalstag (Fateful Day) in Germany | Germany |
| 09.11 | World Freedom Day | USA |
| 09.11 | Uttarakhand Day in India | India |
| 10.11 | Remembrance Day for Mustafa Kemal Atatürk in Turkey | Turkey |
| 10.11 | Remembrance Sunday in the UK | United Kingdom |
| 10.11 | Heroes' Day in Indonesia | Indonesia |
| 10.11 | Maputo Day in Mozambique | Mozambique |
| 11.11 | Lāčplēsis Day in Latvia | Latvia |
| 12.11 | Constitution Day in Azerbaijan | Azerbaijan |
| 12.11 | Sun Yat-sen's Birthday (Doctor's Day) in Taiwan | Taiwan |
| 12.11 | National Health Day in Indonesia | Indonesia |
| 12.11 | Birthday of Juana Inés de la Cruz in Mexico | Mexico |
| 13.11 | Yitzhak Rabin Memorial Day | Israel |
| 14.11 | Day of the Colombian Woman | Colombia |
| 14.11 | Birthday of His Majesty the King in the UK | United Kingdom, Falkland Islands |
| 14.11 | Dobruja Day in Romania | Romania |
| 15.11 | German Community Day in Belgium | Belgium |
| 15.11 | Birsa Munda Jayanti | India |
| 15.11 | Oriental Mindoro Day in the Philippines | Philippines |
| 16.11 | Day of Declaration of Sovereignty in Estonia | Estonia |
| 16.11 | President’s Day in Tajikistan | Tajikistan |
| 16.11 | Havana Foundation Anniversary in Cuba | Cuba |
| 16.11 | Quirino Day in Ilocos Sur | Philippines |
| 17.11 | National Revival Day in Azerbaijan | Azerbaijan |
| 17.11 | Martyrs’ Day in Odisha | India |
| 17.11 | Athens Polytechnic Uprising Remembrance Day in Greece | Greece |
| 18.11 | Remembrance Day of the Sacrifice of Vukovar in 1991 in Croatia | Croatia |
| 18.11 | Flag Day in Uzbekistan | Uzbekistan |
| 19.11 | Flag Day in Brazil | Brazil |
| 19.11 | Martyrs’ Day in Uttar Pradesh | India |
| 19.11 | National Integration Day in India | India |
| 20.11 | Buß- und Bettag (Day of Repentance and Prayer) in Germany | Germany |
| 20.11 | Transgender Day of Remembrance | |
| 20.11 | 20-N in Spain | Spain |
| 21.11 | Dignity and Freedom Day in Ukraine | Ukraine |
| 22.11 | Humane Society Anniversary Day | USA |
| 23.11 | Armed Forces Day in Lithuania | Lithuania |
| 23.11 | Rudolph Maister Day in Slovenia | Slovenia |
| 23.11 | Remembrance Day for the Victims of Holodomors in Ukraine | Ukraine |
| 24.11 | Flag Day in Tajikistan | Tajikistan |
| 24.11 | Martyrdom of Guru Tegh Bahadur | India |
| 24.11 | Lachit Day in Assam | India |
| 25.11 | Vajiravudh Day / Primary Education Day in Thailand | Thailand |
| 25.11 | Evacuation Day in New York City | USA |
| 26.11 | Constitution Day in India | India |
| 26.11 | National Milk Day in India | India |
| 27.11 | Memorial Day for Medical Students in Cuba | Cuba |
| 27.11 | Great Heroes Day (Maaveerar Naal) | Sri Lanka |
| 27.11 | Lancashire Day in England | United Kingdom |
| 28.11 | Unthanksgiving Day / National Day of Mourning | USA |
| 28.11 | Bukovina Day in Romania | Romania |
| 28.11 | Bedfordshire Day in England | United Kingdom |
| 29.11 | Chadwick Boseman Day | USA |
| 30.11 | Day to Mark the Departure and Expulsion of Jews from the Arab Countries and Iran | Israel |
| 01.12 | Battle of Sinop Day in Russia | Russia |
| 01.12 | Day of the First President in Kazakhstan | Kazakhstan |
| 01.12 | Commemoration Day of Victims of Genocide Against the Latvian People by the Totalitarian Communist Regime in Latvia | Latvia |
| 01.12 | Self-governance Day in Iceland | Iceland |
| 01.12 | Good Neighborliness Day in Turkmenistan | Turkmenistan |
| 01.12 | Damrong Rajanubhab Day in Thailand | Thailand |
| 01.12 | Rosa Parks Day | USA |
| 01.12 | State Inauguration Day in Nagaland | India |
| 01.12 | Kabakahan Festival in Padre Garcia | Philippines |
| 02.12 | Constitution Day in Iran | Iran |
| 02.12 | Assam Day in India | India |
| 02.12 | National Pollution Prevention Day in India | India |
| 03.12 | Day of the Unknown Soldier in Russia | Russia |
| 04.12 | National Missing Persons Day in Ireland | Ireland |
| 05.12 | Battle of Moscow Day in Russia | Russia |
| 05.12 | Discovery Day in Haiti and the Dominican Republic | Haiti, Dominican Republic |
| 05.12 | Volunteer Day in Russia | Russia |
| 06.12 | Quito Day in Ecuador | Ecuador |
| 06.12 | National Day of Remembrance and Action on Violence Against Women in Canada | Canada |
| 06.12 | Dubrovnik Defenders’ Day in Croatia | Croatia |
| 07.12 | National Pearl Harbor Remembrance Day | USA |
| 07.12 | Spitak Earthquake Remembrance Day in Armenia | Armenia |
| 08.12 | Constitution Day in Romania | Romania |
| 08.12 | Day of Finnish Music | Finland |
| 08.12 | Nations, Nationalities and Peoples’ Day in Ethiopia | Ethiopia |
| 09.12 | Heroes of Fatherland Day in Russia | Russia |
| 10.12 | Alfred Nobel Day | Sweden, Norway |
| 11.12 | Establishment Anniversary of the Kurdish Women Union | Iraq |
| 11.12 | Sultan of Selangor’s Birthday in Mayalsia | Malaysia |
| 11.12 | St. Andrew’s Flag Day in Russia | Russia |
| 11.12 | Krymchaks and Crimean Jews Remembrance Day | Ukraine |
| 11.12 | Indiana Day in the United States | USA |
| 11.12 | Anniversary of the Statute of Westminster in Canada | Canada |
| 12.12 | Constitution Day in Russia | Russia |
| 12.12 | Death Anniversary of Pa Togan Nengminja Sangma in Meghalaya | India |
| 12.12 | Nupi Lan Day in Manipur | India |
| 13.12 | Nusantara Day in Indonesia | India |
| 13.12 | Nanking Massacre Memorial Day | China |
| 13.12 | Martial Law Victims Remembrance Day in Poland | Poland |
| 13.12 | Acadian Day of Remembrance | Canada |
| 13.12 | U.S. National Guard Birthday | USA |
| 14.12 | Martyred Intellectuals Day in Bangladesh | Bangladesh |
| 14.12 | Forty-seven Ronin Remembrance Day in Japan | Japan |
| 14.12 | Alabama Day in the United States | USA |
| 14.12 | Chernobyl Liquidators Day in Ukraine | Ukraine |
| 15.12 | Kingdom Day in the Netherlands | Aruba, Curaçao, Netherlands, Sint Maarten, Bonaire, St Eustatius and Saba |
| 15.12 | Bill of Rights Day | USA |
| 15.12 | Homecoming Day in Alderney | Guernsey |
| 15.12 | Greek Operation Victims Remembrance Day | |
| 15.12 | 2nd Amendment Day | USA |
| 15.12 | Indonesian Army Day | Indonesia |
| 16.12 | Day of the Vow in Orania | South Africa |
| 17.12 | Wright Brothers Day | USA |
| 17.12 | Pan American Aviation Day | USA |
| 17.12 | Kurdish Flag Day | Iraq |
| 18.12 | Guru Ghasidas Jayanti in Chhatisgarh | India |
| 18.12 | Death Anniversary of U Soso Tham in Meghalaya | India |
| 18.12 | Earl ‘DMX’ Simmons Day in New York | USA |
| 19.12 | Goa Liberation Day | India |
| 20.12 | Mourning Day in Panama | Panama |
| 20.12 | Bo Aung Kyaw Day in Myanmar | Myanmar |
| 20.12 | Sacagawea Day | USA |
| 21.12 | Saparmurat Niyazov Memorial Day In Turkmenistan | Turkmenistan |
| 21.12 | National Wreaths Across America Day | USA |
| 21.12 | Shake and Freeze Day | USA |
| 21.12 | National Homeless Persons’ Remembrance Day | USA |
| 21.12 | Anne and Samantha Day | USA |
| 22.12 | Forefathers’ Day in Plymouth | USA |
| 23.12 | Birthday of Queen Silvia in Sweden | Sweden |
| 23.12 | Victory Day in Egypt | Egypt |
| 23.12 | National Farmers Day (Kisan Divas) in India | India |
| 24.12 | Siege of Izmail Day in Russia | Russia |
| 24.12 | Yap Constitution Day in Micronesia | Micronesia |
| 25.12 | Good Governance Day in India | India |
| 25.12 | Constitution Day in Taiwan | Taiwan |
| 26.12 | Proclamation Day in South Australia | Australia |
| 27.12 | Benazir Bhutto’s Death Anniversary in Pakistan | Pakistan |
| 28.12 | King Taksin Memorial Day in Thailand | Thailand |
| 28.12 | Day of Remembrance for the Victims of the Deportation of the Kalmyks | Russia |
| 28.12 | Pledge of Allegiance Day | USA |
| 29.12 | Constitution Day in Ireland | Ireland |
| 30.12 | Day of the Declaration of Slovakia as an Independent Ecclesiastic Province | Slovakia |
| 30.12 | U Kiang Nangbah Day in Meghalaya | India |
| 31.12 | Restoration Day in Geneva | Switzerland |