| Date | Weekday | Event | Country | Type |
|---|---|---|---|---|
| 30 Apr | Sunday | Walpurgis Night | Public | |
| 30 Apr | Sunday | Education Day |
Democratic Republic of the Congo More... |
Not public |
| 30 Apr | Sunday | Children's Day |
Mexico More... |
Not public |
| 30 Apr | Sunday | Tenth Day of the Festival of Breaking the Fast |
Saudi Arabia More... |
Not public |
| 30 Apr | Sunday | Carnival Day |
Sint Maarten More... |
Public |
| 30 Apr | Sunday | Consumer Protection Day |
Thailand More... |
Not public |
| 30 Apr | Sunday | Turkmen Racing Horse Festival |
Turkmenistan More... |
Public |
| 30 Apr | Sunday | Reunification Day |
Vietnam More... |
Public |