Australia has had 31 different people serve as prime minister since Federation in 1901, up to and including Anthony Albanese.

Quick Scoop

  • Australia became a federation in 1901, and Edmund Barton was the first prime minister.
  • Some leaders, like Alfred Deakin, Andrew Fisher, Robert Menzies, Kevin Rudd and others, served multiple non‑consecutive terms, but they still count as one person each in the total of 31.
  • The most recent prime minister in the standard historical lists is Anthony Albanese, whose term began in 2022 and continues in the latest available references.

So, if this turns up as a pub quiz or forum trivia question—“How many different people have been Prime Minister of Australia?”—the accepted answer is 31.

TL;DR: 31 individuals have held the office of prime minister of Australia since 1901.

Information gathered from public forums or data available on the internet and portrayed here.