Prince's Day is a public holiday in Monaco, known locally as Le jour de la Fête de S.A.S. le Prince Souverain.
In 2026 it falls on Thursday 19 November; in 2027 on Friday 19 November.
The date is fixed, so only the weekday changes from year to year.
Dates, 2025 to 2028
| Year | Date | Weekday | Note |
|---|---|---|---|
| 2025 | 19 November | Wednesday | |
| 2026 | 19 November | Thursday | |
| 2027 | 19 November | Friday long weekend | |
| 2028 | 19 November | Sunday weekend | |
| 2028 | 20 November | Monday long weekend | observed (moved) |