Professional Days |
| 01/01/2023 | Bank and Finance Employees Day in Belarus | Belarus |
| 01/05/2023 | Social Workers’ Day in Belarus | Belarus |
| 01/19/2023 | Rescuer's Day in Belarus | Belarus |
| 01/29/2023 | Belarusian Science Day | Belarus |
| 03/04/2023 | Belarusian Militia Day | Belarus |
| 03/18/2023 | Day of Internal Troops in Belarus | Belarus |
| 04/02/2023 | Geologist Day | Ukraine, Kazakhstan, Belarus, Kyrgyzstan, Russia |
| 04/08/2023 | Day of Military Commissariat Employees | Belarus, Russia |
| 04/09/2023 | Air Defense Forces Day | Russia, Belarus |
| 05/05/2023 | Press Day in Belarus | Belarus |
| 05/07/2023 | Radio Day | Bulgaria, Belarus, Armenia, Russia, Kyrgyzstan |
| 05/28/2023 | Chemical Industry Workers' Day | Ukraine, Russia, Belarus, Kazakhstan |
| 05/28/2023 | Border Guard Day | Russia, Belarus, Kyrgyzstan |
| 06/11/2023 | Light Industry Workers Day | Ukraine, Russia, Belarus, Kazakhstan |
| 06/18/2023 | Health Worker's Day | Belarus, Russia, Ukraine, Armenia, Moldova, Kazakhstan |
| 06/24/2023 | Day of Inventors and Innovators in Russia and Belarus | Russia, Belarus |
| 06/30/2023 | Economist's Day in Belarus | Belarus |
| 07/02/2023 | Day of Water Transport Workers in Russia and Belarus | Russia, Belarus |
| 07/09/2023 | Day of Tax Office Workers in Belarus | Belarus |
| 07/16/2023 | Day of Metallurgist | Belarus, Russia, Ukraine, Kazakhstan, Armenia |
| 07/25/2023 | Fire Service Day in Belarus | Belarus |
| 07/30/2023 | Retail Employees' Day in Ukraine and Belarus | Belarus, Ukraine |
| 08/02/2023 | Airborne Forces Day | Russia, Belarus, Kazakhstan |
| 08/05/2023 | Financial Investigation Authorities Foundation Anniversary in Belarus | Belarus |
| 08/06/2023 | Railroad Workers' Day in Russia, Belarus and Kyrgyzstan | Russia, Belarus, Kyrgyzstan |
| 08/13/2023 | Builders' Day | Armenia, Belarus, Kazakhstan, Kyrgyzstan, Russia, Ukraine |
| 08/15/2023 | Archaeologist Day | Belarus, Russia, Ukraine |
| 08/23/2023 | National Statistical Committee Worker's Day in Belarus | Belarus |
| 08/27/2023 | Miner's Day | Belarus, Kazakhstan, Russia, Ukraine, Kyrgyzstan |
| 09/03/2023 | Day of Oil, Gas and Petroleum Industry | Russia, Belarus, Armenia, Kyrgyzstan, Kazakhstan, Moldova |
| 09/12/2023 | Investigative Committee Day in Belarus | Belarus |
| 09/15/2023 | Libraries Day in Belarus | Belarus |
| 09/16/2023 | Surgeon Day | Ukraine, Russia, Belarus |
| 09/17/2023 | Forestry and Timber Industry Worker's Day | Belarus, Kyrgyzstan, Russia, Ukraine |
| 09/20/2023 | Customs Officer's Day in Belarusia | Belarus |
| 09/24/2023 | Mechanical Engineer's Day | Belarus, Kyrgyzstan, Russia, Kazakhstan |
| 10/01/2023 | Teacher's Day | Ukraine, Belarus, Kazakhstan, Latvia |
| 10/06/2023 | Archivist's Day in Belarus | Belarus |
| 10/08/2023 | Cultural Workers' Day in Belarus | Belarus |
| 10/15/2023 | Pharmaceutical and Microbiological Industry Employees Day in Belarus | Belarus |
| 10/29/2023 | Day of Automobile Workers | Belarus, Russia, Ukraine |
| 11/05/2023 | Civil Aviation Workers' Day in Belarus | Belarus |
| 11/19/2023 | Agricultural Workers' Day | Ukraine, Kazakhstan, Belarus |
| 11/19/2023 | Missile Troops and Artillery Day | Russia, Belarus |
| 12/03/2023 | Lawyer's Day in Belarus | Belarus |
| 12/17/2023 | Day of Belarusian Cinema | Belarus |
| 12/20/2023 | Security Service Workers' Day | Russia, Armenia, Belarus, Kyrgyzstan |
| 12/22/2023 | Energy Industry Day | Russia, Ukraine, Kyrgyzstan, Belarus, Armenia, Tajikistan |
Religious Holidays |
| 01/07/2023 | Christmas in Eastern Christianity | Belarus, Bosnia Herzegovina, Georgia, Kazakhstan, Kyrgyzstan, Macedonia, Moldova, Montenegro, Russia, Serbia, Sudan, State of Palestine, Ukraine |
| 04/16/2023 | Easter in Eastern Christianity | Belarus, Ukraine, Russia, Serbia, Moldova, Bosnia Herzegovina, Macedonia, Montenegro, Georgia, Greece, Cyprus, Albania, Romania, Syria, Lebanon, Bulgaria |
| 04/25/2023 | Radunitsa (Ancestor Veneration Day) | Belarus |
| 06/04/2023 | Pentecost in Eastern Christianity | Belarus, Ukraine, Russia, Serbia, Moldova, Bosnia Herzegovina, Macedonia, Montenegro, Georgia, Greece, Cyprus |
| 12/25/2023 | Christmas | Eland, Albania, American Samoa, Andorra, Angola, Anguilla, Antigua and Barbuda, Argentina, Aruba, Australia, Austria, Bahamas, Bangladesh, Barbados, Belarus, Belgium, Belize, Benin, Bermuda, Bolivia, Bonaire, St Eustatius and Saba, Bosnia Herzegovina, Botswana, Brazil, British Virgin Island, Brunei, Burkina Faso, Burundi, Bulgaria, Cameroon, Canada, Cape Verde, Cayman Islands, Central African Republic, Chad, Chile, Christmas Island, Cocos Islands, Democratic Republic of the Congo, Colombia, Cook Islands, Ivory Coast, Costa Rica, Cuba, Curacao, Cyprus, Croatia, Czech Republic, Denmark, Dominica, Dominican Republic, East Timor, El Salvador, Ecuador, Estonia, Eritrea, Falkland Islands, Finland, Fiji, Faeroe Islands, France, French Polynesia, French Guiana, Gabon, Gambia, Ghana, Germany, Gibraltar, Greece, Grenada, Greenland, Guadeloupe, Guatemala, Guam, Guinea, Guinea-Bissau, Equatorial Guinea, Guernsey, Guyana, Vatican City, Haiti, Honduras, Hong Kong, Hungary, Iceland, India, Indonesia, Iraq, Ireland, Isle of Man, Italy, Jersey, Jordan, Jamaica, Kenya, Kiribati, Latvia, Lesotho, Lebanon, Liberia, Liechtenstein, Lithuania, Luxembourg, Macau, Madagascar, Malta, Malawi, Malaysia, Mali, Marshall Islands, Martinique, Mauritius, Mayotte, Mexico, Micronesia, Moldova, Monaco, Montserrat, Mozambique, Myanmar, Namibia, Nauru, Nepal, Netherlands, New Zealand, New Caledonia, Niger, Nigeria, Niue, Norfolk Island, Northern Mariana Islands, Norway, Palau, Panama, Papua New Guinea, Paraguay, Peru, Philippines, Pitcairn Islands, Poland, Portugal, Puerto Rico, Reunion, Rwanda, Romania, Saint Barthelemy, Saint Helena, Saint Kitts and Nevis, Saint Lucia, Saint Pierre et Miquelon, Saint Martin, Saint Vincent and the Grenadines, Samoa, San Marino, Sao Tome and Principe, Senegal, Seychelles, Sierra Leone, Sint Maarten, Singapore, Slovakia, Slovenia, Solomon Islands, South Africa, South Korea, South Sudan, Sri Lanka, Spain, Sudan, Suriname, Swaziland, Sweden, Switzerland, Svalbard and Jan Mayen, Syria, Thailand, Tanzania, Togo, Tokelau, Tonga, Trinidad and Tobago, Turks and Caicos Islands, Tuvalu, Uganda, United Kingdom, USA, Uruguay, American Virgin Islands, Vanuatu, Venezuela, State of Palestine, Wallis and Futuna, Zambia, Zimbabwe, Ukraine |
Unofficial Holidays |
| 01/14/2023 | Old New Year | Armenia, Azerbaijan, Belarus, Georgia, Moldova, Kazakhstan, Russia, Ukraine, Uzbekistan, Serbia, Macedonia, Montenegro, Bosnia Herzegovina, Croatia |
| 03/25/2023 | Freedom Day in Belarus | Belarus |
Anniversaries and Memorial Days |
| 02/15/2023 | Memorial Day of Warriors-Internationalists | Ukraine, Belarus, Russia |
| 03/15/2023 | Constitution Day in Belarus | Belarus |
| 06/22/2023 | Day of Remembrance of the Victims of the Great Patriotic War | Russia, Ukraine, Belarus |
| 11/02/2023 | Dziady (Commemoration of the Dead) in Belarus | Belarus |
Public Holidays |
| 02/23/2023 | Defender of the Fatherland Day | Belarus, Kyrgyzstan, Russia, Tajikistan |
| 03/08/2023 | International Women’s Day | Angola, Armenia, Azerbaijan, Belarus, Burkina Faso, Cambodia, Chad, Eritrea, Georgia, Guinea-Bissau, Kazakhstan, Kiribati, Laos, Madagascar, Moldova, Mongolia, Nauru, Nepal, North Korea, Russia, Sierra Leone, Tajikistan, Turkmenistan, Uganda, Ukraine, Uzbekistan, Zambia |
| 05/01/2023 | International Workers’ Day (Labor Day) | Afghanistan, Albania, Algeria, Andorra, Angola, Anguilla, Argentina, Armenia, Aruba, Austria, Bahrain, Barbados, Belarus, Belize, Benin, Bolivia, Bonaire, St Eustatius and Saba, Bosnia Herzegovina, Botswana, Brazil, Bulgaria, Burkina Faso, Cambodia, Burundi, Cameroon, Cape Verde, Central African Republic, Chad, Chile, China, Colombia, Comoros, Democratic Republic of the Congo, Republic of the Congo, Costa Rica, Croatia, Cuba, Ivory Coast, Curacao, Denmark, Djibouti, East Timor, Ecuador, Egypt, El Salvador, Ethiopia, France, French Guiana, French Polynesia, Gabon, Germany, Grenada, Guatemala, Guinea, Guinea-Bissau, Equatorial Guinea, Guyana, Haiti, Guadeloupe, Honduras, Hong Kong, Hungary, Indonesia, Iraq, Italy, Jordan, Kenya, Kyrgyzstan, Laos, Latvia, Lebanon, Lesotho, Lithuania, Liechtenstein, Macau, Macedonia, Madagascar, Malawi, Malaysia, Maldives, Mali, Malta, Martinique, Mauritania, Mauritius, Mayotte, Mexico, Moldova, Monaco, Morocco, Mozambique, Myanmar, Namibia, Nepal, New Caledonia, Nicaragua, Niger, Nigeria, North Korea, Pakistan, Panama, Peru, Philippines, Paraguay, Portugal, Romania, Russia, Rwanda, Saint Barthelemy, Saint Lucia, Saint Martin, Saint Pierre et Miquelon, Saint Vincent and the Grenadines, San Marino, Sao Tome and Principe, Saudi Arabia, Seychelles, Singapore, Sint Maarten, Somalia, South Africa, South Korea, Spain, Suriname, Swaziland, Switzerland, Syria, Taiwan, Tajikistan, Tanzania, Togo, Tunisia, Turkey, Ukraine, Uruguay, Vanuatu, Venezuela, Vietnam, Wallis and Futuna, Western Sahara, State of Palestine, Uganda, Yemen, Zambia, Zimbabwe |
| 05/09/2023 | Victory Day | Azerbaijan, Armenia, Bosnia Herzegovina, Belarus, Georgia, Kazakhstan, Kyrgyzstan, Moldova, Russia, Tajikistan, Turkmenistan, Uzbekistan, Serbia, Israel, Ukraine |
| 05/14/2023 | State Flag and State Emblem Day in Belarus | Belarus |
| 07/03/2023 | Independence Day in Belarus | Belarus |
| 09/01/2023 | Knowledge Day | Armenia, Belarus, Kazakhstan, Russia, Ukraine, Moldova, Turkmenistan |
| 09/17/2023 | National Unity Day in Belarus | Belarus |
| 11/07/2023 | October Revolution Day in Belarus | Belarus |
Cultural Observances |
| 04/02/2023 | Unity of Peoples of Russia and Belarus Day | Belarus, Russia |
| 06/25/2023 | Day of Friendship and Unity of the Slavs | Russia, Ukraine, Poland, Czech Republic, Belarus, Bulgaria, Bosnia Herzegovina, Macedonia, Serbia, Slovakia, Slovenia, Montenegro, Croatia |
| 09/03/2023 | Day of Belarusian Written Language | Belarus |
International Observances |
| 06/01/2023 | International Day for Protection of Children | Albania, Angola, Armenia, Azerbaijan, Belarus, Benin, Bulgaria, Bosnia Herzegovina, China, Cambodia, Czech Republic, East Timor, Ecuador, Estonia, Eritrea, Ethiopia, Georgia, Guinea-Bissau, Kazakhstan, Cape Verde, Kyrgyzstan, Laos, Latvia, Lebanon, Lithuania, Macedonia, Macau, Moldova, Mongolia, Montenegro, Mozambique, Myanmar, Nicaragua, Poland, Portugal, Romania, Russia, Sao Tome and Principe, Serbia, Slovakia, Slovenia, Tajikistan, Tanzania, Turkmenistan, Ukraine, Uzbekistan, Vietnam, Yemen |
Ecological Observances |
| 06/05/2023 | Environment Protection Day in Belarus | Belarus |
| 07/01/2023 | Dnieper Day | Ukraine, Russia, Belarus |
Other Observances |
| 06/25/2023 | Youth and Students Day in Belarus | Belarus |
| 10/14/2023 | Mother's Day in Belarus | Belarus |
Folk Festivals |
| 07/07/2023 | Ivan Kupala Day | Belarus, Russia, Ukraine |
