| Date | Weekday | Text | Observed | |||
|---|---|---|---|---|---|---|
| Other states | ||||||
| 17 May | Wednesday | Norway: Independence Day/Constitution Day (1814) | ||||
| 17 May | Wednesday | US: Armed Forces Day | ||||
| 17 May | Wednesday | RELIGIOUS | Roman Catholic: Commemoration of St Dunstan, archbp of Canterbury, patron of jewelers | |||
| 17 May | Wednesday | RELIGIOUS | Roman Catholic: Commemoration of St Paschal Baylon, lay brother | |||
| Andorra | ||||||
| 17 May 2012 | Thursday | BANK HOLIDAY | Ascension Day | |||
| Australia | ||||||
| 17 May 2012 | Thursday | CHRISTIAN | Ascension Day | |||
| Austria | ||||||
| 17 May 2012 | Thursday | NATIONAL HOLIDAY | Ascension Day | |||
| Belgium | ||||||
| 17 May 2012 | Thursday | NATIONAL HOLIDAY | Ascension Day | |||
| Canada | ||||||
| 17 May 2012 | Thursday | CHRISTIAN | Ascension Day | |||
| Czech | ||||||
| 17 May 2012 | Thursday | CHRISTIAN | Ascension Day | |||
| Denmark | ||||||
| 17 May 2012 | Thursday | NATIONAL HOLIDAY | Ascension Day | |||
| Dr-congo | ||||||
| 17 May 2012 | Thursday | PUBLIC HOLIDAY | Liberation Day | |||
| Finland | ||||||
| 17 May 2012 | Thursday | NATIONAL HOLIDAY | Ascension Day | |||
| France | ||||||
| 17 May 2012 | Thursday | NATIONAL HOLIDAY | Ascension Day | |||
| Germany | ||||||
| 17 May 2012 | Thursday | NATIONAL HOLIDAY | Ascension Day | |||
| Iceland | ||||||
| 17 May 2012 | Thursday | NATIONAL HOLIDAY | Ascension Day | |||
| Indonesia | ||||||
| 17 May 2012 | Thursday | PUBLIC HOLIDAY | Ascension Day of Jesus Christ | |||
| Ivory-coast | ||||||
| 17 May 2012 | Thursday | PUBLIC HOLIDAY | Ascension Day | |||
| Lebanon | ||||||
| 17 May 2012 | Thursday | OBSERVANCE | Ascension Day | |||
| Liechtenstein | ||||||
| 17 May 2012 | Thursday | NATIONAL HOLIDAY | Ascension Day | |||
| Luxembourg | ||||||
| 17 May 2012 | Thursday | NATIONAL HOLIDAY | Ascension Day | |||
| Mexico | ||||||
| 17 May 2012 | Thursday | OBSERVANCE | Ascension Day | |||
| Monaco | ||||||
| 17 May 2012 | Thursday | NATIONAL HOLIDAY | Ascension Day | |||
| Netherlands | ||||||
| 17 May 2012 | Thursday | NATIONAL HOLIDAY | Ascension Day | |||
| Norway | ||||||
| 17 May 2012 | Thursday | NATIONAL HOLIDAY | Ascension Day | |||
| 17 May 2012 | Thursday | NATIONAL HOLIDAY, FL | 17 May Constitution Day (1814) | |||
| Spain | ||||||
| 17 May 2012 | Thursday | LOCAL HOLIDAY | Galicia Literature Day | Galicia | ||
| Sweden | ||||||
| 17 May 2012 | Thursday | PUBLIC HOLIDAY | Ascension Day | |||
| Switzerland | ||||||
| 17 May 2012 | Thursday | COMMON LOCAL HOLIDAY | Ascension Day | All | ||
| Uk | ||||||
| 17 May 2012 | Thursday | CHRISTIAN | Ascension Day | |||
| USA | ||||||
| 17 May 2012 | Thursday | CHRISTIAN | Ascension Day | |||
| 17 May 2012 | Thursday | UNITED NATIONS OBSER | World Information Society Day | |||
| Venezuela | ||||||
| 17 May 2012 | Thursday | OBSERVANCE | Ascension Day | |||
OnThisDay.net