Overview
- Nine Argentine men are in the men's main draw, with Solana Sierra the lone Argentine woman in the field.
- Francisco Cerúndolo, ranked No. 20, opens against China's Zhizhen Zhang, and Sebastián Báez faces France's Giovanni Mpetshi Perricard.
- Solana Sierra debuts against Japan's Moyuka Uchijima in her first Australian Open main draw.
- Top seeds draw openers include Carlos Alcaraz vs Adam Walton, Jannik Sinner vs Hugo Gaston, Alexander Zverev vs Gabriel Diallo, and Novak Djokovic vs Pedro Martínez.
- Roger Federer, 44, returned for an on-court practice with Casper Ruud at Rod Laver Arena and won an informal tiebreak, with reports differing on the score.