Sir William Hill Irvine was an Australian politician and judge. He served as Premier of Victoria (1902–1904), Attorney-General of Australia (1913–1914), and Chief Justice of Victoria (1918–1935).

The attorney-general of Australia (AG) is the minister of the Commonwealth of Australia who is the chief law officer of the government. They are charged with overseeing the national legal affairs and public security as the head of the Attorney-General’s Department. The current attorney-general is Mark Dreyfus, who was chosen by prime minister Anthony Albanese on June 2022 following the 2022 federal election. By convention, the attorney-general is a lawyer.