Overview
- Men's world No.1 Carlos Alcaraz beat Australian Adam Walton 6-3, 7-6 (2), 6-2 to reach round two in his first match under lead coach Samuel Lopez, setting up a meeting with Germany's Yannick Hanfmann.
- Top seed Aryna Sabalenka defeated French wildcard Sarah Rakotomanga 6-4, 6-1 and will face Anastasia Pavlyuchenkova or Zhuoxuan Bai next as she pursues a third Melbourne crown.
- No.3 seed Alexander Zverev recovered from a set down to overcome Gabriel Diallo 6-7 (1), 6-1, 6-4, 6-2 and awaits Alexandre Müller or Alexei Popyrin in the second round.
- France's Elsa Jacquemot earned her first Top-20 win and first Australian Open main-draw victory by outlasting No.20 Marta Kostyuk 6-7, 7-6, 7-6 in a 3h31 marathon.
- Corentin Moutet advanced past Tristan Schoolkate 6-4, 7-6 (1), 6-3 despite a left-thigh issue that required a medical timeout, while fellow French players Léolia Jeanjean and Kyrian Jacquet were knocked out.