The King's Birthday in 2025 is celebrated on different dates depending on the location:
- In most Australian states and territories, it falls on the second Monday in June, which is June 9, 2025, except for Queensland and Western Australia.
- In Western Australia, the King's Birthday public holiday will be observed on Monday, September 29, 2025.
- In Queensland, it will be observed on Monday, October 6, 2025.
- In the United Kingdom, the King's official birthday in 2025 falls on the second Saturday of June, which is June 14, 2025.
The King's actual birthday is November 14, but the official celebrations are held on chosen dates for practical reasons, like better weather and spacing out public holidays.
