| Date | Weekday | Text | Observed | |||
|---|---|---|---|---|---|---|
| Other states | ||||||
| 24 May | Wednesday | Bahamas, Belize, Gibraltar, Lesotho, Turk & Caicos: Commonwealth Day | ||||
| 24 May | Wednesday | Bulgaria: Education Day/Enlightenment & Culture Day | ||||
| 24 May | Wednesday | Ecuador: Battle of Pichincha (1822) | ||||
| 24 May | Wednesday | England: Victoria Day/Empire Day (1819) | ||||
| 24 May | Wednesday | Canada: Victoria Day (1819) | ||||
| 24 May | Wednesday | RELIGIOUS | Roman Catholic: Memorial of the Blessed Virgin Mary, help of Christians | |||
| 24 May | Wednesday | RELIGIOUS | Orthodox: Feast of SS Cyril & Methodius, evangelizers | |||
| 24 May | Wednesday | RELIGIOUS | Lutheran: Commemoration of Copernicus, teacher | |||
| 24 May | Wednesday | RELIGIOUS | Lutheran: Commemoration of Euler, teacher | |||
| 24 May | Wednesday | RELIGIOUS | Anglican: Commemoration of Jackson Kemper, 1st missionary bishop in US | |||
| Andorra | ||||||
| 24 May 2015 | Sunday | OBSERVANCE | Whit Sunday | |||
| Australia | ||||||
| 24 May 2015 | Sunday | CHRISTIAN | Pentecost | |||
| 24 May 2015 | Sunday | JEWISH HOLIDAY | Shavuot | |||
| Austria | ||||||
| 24 May 2015 | Sunday | OBSERVANCE | Whit Sunday | |||
| Bahamas | ||||||
| 24 May 2015 | Sunday | OBSERVANCE | Whit Sunday | |||
| Barbados | ||||||
| 24 May 2015 | Sunday | OBSERVANCE | Whit Sunday | |||
| Belgium | ||||||
| 24 May 2015 | Sunday | NATIONAL HOLIDAY | Whit Sunday | |||
| Bulgaria | ||||||
| 24 May 2015 | Sunday | NATIONAL HOLIDAY | Culture and Literacy Day | |||
| Canada | ||||||
| 24 May 2015 | Sunday | CHRISTIAN | Pentecost | |||
| 24 May 2015 | Sunday | JEWISH HOLIDAY | Shavuot | |||
| Denmark | ||||||
| 24 May 2015 | Sunday | NATIONAL HOLIDAY | Whit Sunday | |||
| Ecuador | ||||||
| 24 May 2015 | Sunday | NATIONAL HOLIDAY | The Battle of Pichincha | |||
| Estonia | ||||||
| 24 May 2015 | Sunday | NATIONAL HOLIDAY | Whitsunday | |||
| Finland | ||||||
| 24 May 2015 | Sunday | NATIONAL HOLIDAY | Whit Sunday | |||
| France | ||||||
| 24 May 2015 | Sunday | OBSERVANCE | Whit Sunday | |||
| Germany | ||||||
| 24 May 2015 | Sunday | SILENT DAY | Whit Sunday | Brandenburg | ||
| Hungary | ||||||
| 24 May 2015 | Sunday | OBSERVANCE, CHRISTIA | Whit Sunday | |||
| Iceland | ||||||
| 24 May 2015 | Sunday | NATIONAL HOLIDAY | Whit Sunday | |||
| Israel | ||||||
| 24 May 2015 | Sunday | NATIONAL HOLIDAY, HE | Shavuot (Pentecost) | |||
| Latvia | ||||||
| 24 May 2015 | Sunday | OBSERVANCE | Whitsunday | |||
| Liechtenstein | ||||||
| 24 May 2015 | Sunday | OBSERVANCE | Whit Sunday | |||
| Luxembourg | ||||||
| 24 May 2015 | Sunday | OBSERVANCE, CHRISTIA | Whit Sunday | |||
| Macedonia | ||||||
| 24 May 2015 | Sunday | NATIONAL HOLIDAY | Saints Cyril and Methodius' Day | |||
| Mexico | ||||||
| 24 May 2015 | Sunday | OBSERVANCE | Whit Sunday | |||
| Moldova | ||||||
| 24 May 2015 | Sunday | OBSERVANCE | Dniester Day | |||
| Monaco | ||||||
| 24 May 2015 | Sunday | OBSERVANCE | Whit Sunday | |||
| Netherlands | ||||||
| 24 May 2015 | Sunday | NATIONAL HOLIDAY | Whit Sunday | |||
| Norway | ||||||
| 24 May 2015 | Sunday | NATIONAL HOLIDAY, FL | Whit Sunday | |||
| Poland | ||||||
| 24 May 2015 | Sunday | NATIONAL HOLIDAY | Whit Sunday | |||
| Slovenia | ||||||
| 24 May 2015 | Sunday | NATIONAL HOLIDAY | Whit Sunday | |||
| Spain | ||||||
| 24 May 2015 | Sunday | OBSERVANCE | Whit Sunday/Pentecost | |||
| Sweden | ||||||
| 24 May 2015 | Sunday | PUBLIC HOLIDAY | Whit Sunday | |||
| Switzerland | ||||||
| 24 May 2015 | Sunday | COMMON LOCAL HOLIDAY | Pentecost | All | ||
| Uk | ||||||
| 24 May 2015 | Sunday | CHRISTIAN | Pentecost | |||
| 24 May 2015 | Sunday | JEWISH HOLIDAY | Shavuot | |||
| Ukraine | ||||||
| 24 May 2015 | Sunday | OBSERVANCE | Cultural Workers and Folk Artists Day | |||
| USA | ||||||
| 24 May 2015 | Sunday | CHRISTIAN | Pentecost | |||
| 24 May 2015 | Sunday | JEWISH HOLIDAY | Shavuot | |||
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