| Date | Weekday | Event | Country | Type |
|---|---|---|---|---|
| 30 May | Tuesday | Anguilla Day |
Anguilla More... |
Public |
| 30 May | Tuesday | Statehood Day |
Croatia More... |
Public |
| 30 May | Tuesday | Mother's Day |
Nicaragua More... |
Not public |
| 30 May | Tuesday | Foster Care Day |
Poland More... |
Not public |
| 30 May | Tuesday | King Prajadhipok Day |
Thailand More... |
Not public |
| 30 May | Tuesday | Indian Arrival Day |
Trinidad and Tobago More... |
Public |