| Canada Book Week Begins | Canada |
| Catholic Easter Monday | Belarus |
| Easter Monday | |
| Easter Monday (Gregorian Calendar) | |
| Easter Monday (unofficial) (Christian) | Yugoslavia |
| Huamanga Week | Peru |
| Independence Hero Tiradentes | Brazil |
| John Muir Day | United States of America |
| Kartini Day | Indonesia |
| Kindergarten Day | Germany |
| Pondeli velikonocni (Easter Monday) | Czech Republic |
| Queen's Birthday | Falkland Islands |
| Queen's Birthday (actual date) | United Kingdom of Great Britain and Northern Ireland |
| San Jacinto Day (Texas) | United States of America |
| Administrative Professional's Week | United States of America |
| National Landscape Architecture Week | United States of America |
