May 17 | Monday | Shavuot | Australia, Canada, Germany, Israel, United Kingdom, United States |
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| Eid Al Fitr Holiday | Brunei |
| Liberation Day | Congo Democratic Republic |
| Ascension Day | Colombia |
| Galicia Literature Day | Spain |
| Discovery Day | Cayman Islands |
| Day off for Eid al-Fitr | Malawi |
| 17 May Constitution Day (1814) | Norway |
| Constitution Day | Nauru |
| Eid al-Fitr Public Sector Holiday | Qatar |
| Eid al-Fitr Holiday | Saudi Arabia |
| Tax Day | United States |
May 18 | Tuesday | Second Day of Shavuot | Germany |
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| Flag Day/University Day | Haiti |
| Eid al-Fitr Public Sector Holiday | Qatar |
| Restoration of Somaliland Sovereignty | Somalia |
| Constitution Day | Turkmenistan |
| Battle of Las Piedras | Uruguay |
May 19 | Wednesday | Buddha's Birthday | Hong Kong, South Korea, Macau |
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| Restoration of Somaliland Sovereignty Holiday | Somalia |
| Commemoration of Atatürk, Youth and Sports Day | Turkey |
May 20 | Thursday | National Day | Cameroon |
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| Independence Day | Cuba |
| Restoration of Independence Day | East Timor |
May 21 | Friday | Navy Day | Chile |
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| Independence Day | Montenegro |
| Friday before Pentecost | North Macedonia |
| Saint Helena's Day | Saint Helena |
May 22 | Saturday | Bălți Day | Moldova |
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| Independence Day Holiday | Montenegro |
| Abolition Day | Martinique |
| Pahang State Holiday | Malaysia |
| Pentecost Eve | Norway, Sweden |
| Leiria Day | Portugal |
| Unity Day | Yemen |
May 23 | Sunday | Whit Sunday | Andorra, Austria, Australia, Barbados, Belgium, The Bahamas, Canada, Switzerland, Czechia, Germany, Germany, Denmark, Estonia, Spain, Finland, Faroe Islands, France, French Guiana, Guadeloupe, Hungary, Iceland, Liechtenstein, Luxembourg, Latvia, Monaco, Saint Martin, Netherlands, Norway, Poland, Sweden, Slovenia, Sint Maarten, United Kingdom, United States, South Africa |
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| Labor Day / May Day | Jamaica |
| Vlach’s National Day (for Vlach community) | North Macedonia |
| Portalegre Day | Portugal |
| Carpet Day | Turkmenistan |
May 24 | 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, 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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| Bridge Public Holiday | Argentina |
| Culture and Literacy Day | Bulgaria |
| Commonwealth Day | Belize |
| Victoria Day | Canada, Canada |
| National Patriots' Day | Canada |
| The Battle of Pichincha | Ecuador |
| Independence Day | Eritrea |
| Labor Day / May Day observed | Jamaica |
| Saints Cyril and Methodius' Day | North Macedonia |
| Memorial Day | Northern Mariana Islands |
| Azores Day | Portugal |
| Ascension Day | Venezuela |