Oceania
- Australia
- Monarch - George VI, King of the British Dominions Beyond the Seas (1936–1952)
- Governor-General -
- Alexander Hore-Ruthven, Earl of Gowrie, Governor-General of Australia (1936–1945)
- Prince Henry, Duke of Gloucester, Governor-General of Australia (1945–1947)
- Prime Minister -
- John Curtin, Prime Minister of Australia (1941–1945)
- Frank Forde, Prime Minister of Australia (1945)
- Ben Chifley, Prime Minister of Australia (1945–1949)
- New Zealand
- Monarch - George VI, King of the British Dominions Beyond the Seas (1936–1952)
- Governor-General - Cyril Newall, Baron Newall, Governor-General of New Zealand (1941–1946)
- Prime Minister - Peter Fraser, Prime Minister of New Zealand (1940–1949)
Read more about this topic: List Of State Leaders In 1945