| May 19 | Tuesday | Restoration of Somaliland Sovereignty Holiday | Somalia |
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| | Commemoration of Atatürk, Youth and Sports Day | Turkey |
| May 20 | Wednesday | National Day | Cameroon |
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| | Independence Day | Cuba |
| | Armenian/Orthodox Ascension Eve | Israel |
| | Restoration of Independence Day | East Timor |
| May 21 | Thursday | Navy Day | Chile |
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| | Shavuot Eve | Israel |
| | Armenian/Orthodox Ascension Day | Israel, Romania |
| | Independence Day | Montenegro |
| | Saint Helena Day | Saint Helena |
| | National Spiritual Baptist Day | Saint Vincent and the Grenadines |
| May 22 | Friday | Shavuot | Australia, Canada, Germany, Israel, United Kingdom, United States |
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| | Bermuda Day | Bermuda |
| | Visak Bochea Day | Cambodia |
| | Bălți Day | Moldova |
| | Independence Day Holiday | Montenegro |
| | Abolition Day | Martinique |
| | Pahang State Holiday | Malaysia |
| | Unity Day | Yemen |
| May 23 | Saturday | Second Day of Shavuot | Germany |
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| | Catholic/Protestant Pentecost Eve | Israel, Norway, Sweden |
| | Labor Day | Jamaica |
| | Vlach’s National Day (for Vlach community) | North Macedonia |
| May 24 | Sunday | Whit Sunday | Andorra, Austria, Australia, Barbados, Belgium, The Bahamas, Canada, Switzerland, Czechia, Germany, Denmark, Estonia, Spain, Finland, Faroe Islands, France, French Guiana, Guadeloupe, Hungary, Israel, Iceland, Liechtenstein, Luxembourg, Latvia, Monaco, Saint Martin, Madagascar, Martinique, New Caledonia, Netherlands, Norway, Poland, Portugal, Sweden, Slovenia, Sint Maarten, United Kingdom, United States, Mayotte |
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| | Culture and Literacy Day | Bulgaria |
| | The Battle of Pichincha | Ecuador |
| | Independence Day | Eritrea |
| | Buddha's Birthday | Hong Kong, Macau |
| | Buddha’s Birthday | South Korea |
| | Saints Cyril and Methodius' Day | North Macedonia |
| | Buddha Purnima | Pakistan |
| | Carpet Day | Turkmenistan |
| | Day off for Unity Day | Yemen |
| May 25 | Monday | Whit Monday | Andorra, Antigua and Barbuda, Anguilla, Austria, Australia, Barbados, Belgium, Benin, St. Barts, The Bahamas, Canada, Central African Republic, Congo, Switzerland, Cote d'Ivoire, Czechia, Germany, Denmark, Dominica, Spain, Faroe Islands, France, Gabon, Grenada, French Guiana, Greenland, Guadeloupe, Hungary, Israel, Iceland, Saint Kitts and Nevis, Saint Lucia, Liechtenstein, Luxembourg, Monaco, Saint Martin, Madagascar, Mali, Martinique, Montserrat, New Caledonia, Netherlands, Norway, French Polynesia, Saint Pierre and Miquelon, Reunion, Solomon Islands, Saint Helena, Senegal, Togo, United Kingdom, United States, Saint Vincent and the Grenadines, British Virgin Islands, Wallis and Futuna, Mayotte |
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| | National Day/May 1810 Revolution | Argentina |
| | Memorial Day | American Samoa, Guam, Northern Mariana Islands, Puerto Rico, United States, US Virgin Islands |
| | Day off for Culture and Literacy Day | Bulgaria |
| | Day off for The Battle of Pichincha | Ecuador |
| | Spring Bank Holiday | Guernsey, Gibraltar, Jersey, United Kingdom |
| | African Union Day | Ghana, Gambia, Guinea, Lesotho, Mali, Mauritania, Namibia, Zambia, Zimbabwe |
| | Day following Buddha's Birthday | Hong Kong |
| | Late May Bank Holiday | Isle of Man |
| | Labor Day observed | Jamaica |
| | Independence Day | Jordan |
| | Day off for Buddha’s Birthday | South Korea |
| | Liberation and Resistance Day | Lebanon |
| | Saints Cyril and Methodius' Day observed | North Macedonia |
| | Buddha's Birthday Holiday | Macau |
| | Azores Day | Portugal |
| | JAGS McCartney Day | Turks and Caicos Islands |
| | Ashgabat City Day | Turkmenistan |
| | Sacrifice Feast Holiday | Turkey |
| May 26 | Tuesday | Arafat (Hajj) Day | United Arab Emirates, Afghanistan, Bahrain, Djibouti, Egypt, Israel, Jordan, Kuwait, Libya, Maldives, Malaysia, Saudi Arabia, Yemen |
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| | Eid al-Adha Holiday | Bangladesh, Sudan |
| | Independence Day | Georgia, Guyana |
| | Mother’s Day | Poland |
| | Eid al-Adha | Tunisia |
| | Sacrifice Feast Holiday | Turkey |
