| Birth Anniversary Of Third Druk Gyalpo | Bhutan | Public Holiday |
| Birth Anniversary Of Third Druk Gyalpo | Bhutan | Public Holiday |
| Birth Anniversary Of Third Druk Gyalpo | Bhutan | Public Holiday |
| Birth Anniversary Of Third Druk Gyalpo | Bhutan | Public Holiday |
| Coptic Easter | Sudan | Public Holiday |
| Coptic Easter Sunday | Egypt | National Holiday |
| Coronation Day Holiday | Japan | National Holiday |
| Day Of Madrid | Spain | Local Holiday (madrid) |
| Day Of Madrid | Spain | Local Holiday |
| Day Of Madrid | Spain | Local Holiday |
| Day Of Madrid | Spain | Local Holiday |
| Day Of Madrid | Spain | Local Holiday |
| Day Of The Flag | Poland | Observance |
| Day Of The Flag | Poland | Observance |
| Day Of The Flag | Poland | Observance |
| Day Of The Flag | Poland | Observance |
| Day Of The Flag | Poland | Observance |
| Day Of The Flag | Poland | Observance |
| Day Of The Flag | Poland | Observance |
| Day Off For Constitution Day | Marshall Islands | Public Holiday |
| Day Off For Labor Day | Anguilla | Public Holiday |
| Day Off For Labor Day | Aruba | Public Holiday |
| Day Off For Labor Day / May Day | Belize | Public Holiday |
| Day Off For Labor Day / May Day | Bolivia | National Holiday |
| Day Off For Labor Day / May Day | Curacao | Public Holiday |
| Day Off For Labor Day / May Day | Ecuador | National Holiday |
| Day Off For Labor Day / May Day | Guyana | Public Holiday |
| Day Off For Labor Day / May Day | Vanuatu | Public Holiday |
| Day Off For Labour Day | Botswana | Public Holiday |
| Day Off For Labour Day | Zambia | Public Holiday |
| Day Off For May Day | Angola | Public Holiday |
| Day Off For May Day | Malawi | Public Holiday |
| Day Off For May Day | Yemen | Public Holiday |
| Death Anniversary Of Zhabdrung (zhabdrung Kuchoe) | Bhutan | Public Holiday |
| Early May Bank Holiday | United Kingdom | Bank Holiday |
| Early May Bank Holiday | Isle Of Man | Public Holiday |
| Early May Bank Holiday | Jersey | Public Holiday |
| Easter Sunday | Bulgaria | National Holiday |
| Easter Sunday (orthodox) | Cyprus | Observance, Orthodox |
| Easter Sunday Orthodox | Albania | National Holiday, Orthodox |
| Eid Al-fitr Eve | Yemen | Public Holiday |
| Eid Ul-fitr Holiday (tentative Date) | Bangladesh | Government Holiday |
| End Of Ramadan | Argentina | Muslim |
| Ethiopian Easter Sunday | Ethiopia | Public Holiday |
| German Food Bank Day | Germany | Observance |
| International Labor Day Observed | Vietnam | National Holiday |
| Kentucky Derby | United States | Sporting Event |
| Kentucky Oaks | United States | Sporting Event |
| Labor Day (day 2) | Bosnia And Herzegovina | Public Holiday |
| Labor Day (day 2) | Bosnia And Herzegovina | Public Holiday |
| Labor Day (day 2) | Bosnia And Herzegovina | Public Holiday |
| Labor Day (day 2) | Bosnia And Herzegovina | Public Holiday |
| Labor Day (day 2) | Bosnia And Herzegovina | Public Holiday |
| Labor Day / May Day | Dominica | Public Holiday |
| Labor Day / May Day | Saint Kitts And Nevis | Public Holiday |
| Labor Day / May Day Observed | Barbados | Public Holiday |
| Labor Day / May Day Observed | Panama | National Holiday |
| Labor Day / May Day Observed | Tajikistan | Public Holiday |
| Labor Day Observed | Bosnia And Herzegovina | Public Holiday |
| Labor Day Observed | Bulgaria | National Holiday |
| Labor Day Observed | Dominican Republic | National Holiday |
| Labor Day Observed | Rwanda | Public Holiday |
| Labor Day Observed | Spain | National Holiday |
| Labor Day Observed | Taiwan | Private Sector |
| Labor Day Observed | Thailand | Bank Holiday |
| Labor Holiday Observed | Serbia | National Holiday |
| Labor Holiday Second Day | Serbia | National Holiday |
| Labor Holiday Second Day | Serbia | National Holiday |
| Labor Holiday Second Day | Serbia | National Holiday |
| Labor Holiday Second Day | Serbia | National Holiday |
| Labor Holiday Second Day | Serbia | National Holiday |
| Labour Day | Australia | Common State Holiday |
| Labour Day | Antigua And Barbuda | Public Holiday |
| Labour Day | Montserrat | Public Holiday |
| Labour Day Holiday | Slovenia | National Holiday |
| Labour Day Holiday | China | National Holiday |
| Labour Day Holiday | Slovenia | National Holiday |
| Labour Day Holiday | Slovenia | National Holiday |
| Labour Day Holiday | Slovenia | National Holiday |
| Labour Day Holiday | Slovenia | National Holiday |
| Labour Day Holiday | Slovenia | National Holiday |
| Labour Day Holiday | Slovenia | National Holiday |
| Labour Day Observed | Hong Kong | National Holiday |
| Labour Day Observed | Cambodia | Public Holiday |
| Labour Day Observed | Cameroon | Public Holiday |
| Labour Day Observed | Grenada | Public Holiday |
| Labour Day Observed | Singapore | National Holiday |
| Labour Day Observed | Malaysia | Federal Public Holiday |
| Labour Day/may Day (day 2) | Montenegro | National Holiday |
| Labour Day/may Day Holiday | Montenegro | National Holiday |
| Labour Day/may Day Holiday | Montenegro | National Holiday |
| Labour Day/may Day Holiday | Montenegro | National Holiday |
| Labour Day/may Day Holiday | Montenegro | National Holiday |
| Labour Day/may Day Holiday | Montenegro | National Holiday |
| Labour Day/may Day Holiday | Montenegro | National Holiday |
| Labour Day/may Day Observed | Kenya | Public Holiday |
| Labour Day/may Day Observed | Monaco | National Holiday |
| Liberation Day/reunification Day Observed | Vietnam | National Holiday |
| May Day | Australia | Common State Holiday |
| May Day | Guernsey | Public Holiday |
| May Day | Ireland | National Holiday |
| May Day Observed | Chad | Public Holiday |
| May Day Observed | Ghana | Public Holiday |
| May Day Observed | Gibraltar | Public Holiday |
| May Day Observed | Kyrgyzstan | Public Holiday |
| May Day Observed | Mozambique | Public Holiday |
| Mother's Day | Portugal | Observance |
| Mother's Day | Romania | Observance |
| Mothers' Day | Lithuania | Observance |
| Mothers' Day | Spain | Observance |
| National Day Of Prayer | United States | Observance |
| National Day Of Prayer | United States | Observance |
| National Explosive Ordnance Disposal (eod) Day | United States | Observance |
| Orthodox Easter | United Kingdom | Orthodox |
| Orthodox Easter | Australia | Orthodox |
| Orthodox Easter | Canada | Orthodox |
| Orthodox Easter | United States | Orthodox |
| Orthodox Easter Day | Jordan | Optional Holiday |
| Orthodox Easter Day | Lebanon | Observance, Orthodox |
| Orthodox Easter Day | Romania | National Holiday, Orthodox |
| Orthodox Easter Day | Russia | Observance, Orthodox |
| Orthodox Easter Day | Serbia | National Holiday, Orthodox |
| Orthodox Easter Day | Syria | Public Holiday |
| Orthodox Easter Day | Ukraine | National Holiday, Orthodox |
| Orthodox Easter Sunday | Belarus | Observance, Orthodox |
| Orthodox Easter Sunday | Bosnia And Herzegovina | Optional Holiday |
| Orthodox Easter Sunday | Georgia | Public Holiday |
| Orthodox Easter Sunday | Greece | Observance |
| Orthodox Easter Sunday | Moldova | National Holiday, Orthodox |
| Orthodox Easter Sunday | Montenegro | Optional Holiday |
| Spring And Labor Day Holiday | Russia | National Holiday |
| Spring And Labor Day Holiday | Russia | National Holiday |
| Spring And Labor Day Holiday | Russia | National Holiday |
| Spring And Labor Day Holiday | Russia | National Holiday |
| Spring And Labor Day Observed | Russia | National Holiday |
| Unity Day Observed | Kazakhstan | Public Holiday |
| Workers' Day Observed | Namibia | Public Holiday |
| Workers' Day Observed | South Africa | Public Holiday |
| Workers' Day Observed | Zimbabwe | Public Holiday |
| Yom Hashoah | Canada | Jewish Commemoration |
| Yom Hashoah | Australia | Jewish Commemoration |
| Yom Hashoah | United Kingdom | Jewish Commemoration |