Defending champion Jannik Sinner[1] defeated Alexander Zverev in the final, 6–3, 7–6(7–4), 6–3 to win the men's singles tennis title at the 2025 Australian Open.

[6] Carlos Alcaraz was vying to become the youngest man to complete the career Grand Slam in singles,[7][8] but he lost to Djokovic in the quarterfinals.

[10] With the victories of Fonseca, Tien and Jakub Menšík over top-10-ranked opponents, this marked the third occasion in which three different teenagers had accomplished the feat at a major (after the 1990 and 2006 French Opens).

[11] With his victory over fourth seed Taylor Fritz in the third round, Gaël Monfils at 38 years old, was the oldest man to defeat a top-5 seeded opponent at a major since Ken Rosewall defeated John Newcombe at the 1974 US Open,[12] and the oldest to do so at the Australian Open since the introduction of the ATP rankings.

[14] Hady Habib became the first Lebanese player, male or female, to qualify for and win a match in the main draw of a major in the Open Era.