2025 Australian Open - Men’s Singles Day 1

2025 Australian Open - Men’s Singles Day 1

2025 Australian Open, first Grand Slam tournament of the year, on Hard Outdoor, Melbourne, Victoria, Australia, 12-26 January 2025.

Defending champion:

Jannik Sinner (4) who defeated Daniil Medvedev (3) 3-6 3-6 6-4 6-4 6-3

Fabio Fognini withdrew after the main event was published, and was replaced by lucky loser Francesco Passaro.

First round results:

- Reilly Opelka defeated qualifier  Gauthier Onclin 3-6 7-6(4) 6-3 6-2

- Tomas Machac (26) defeated Sumit Nagal 6-3 6-1 7-5

-:Jiri Lehecka (24) defeated wildcard Li Tu 6-1 3-6 6-3 7-6(1)

- Hugo Gaston defeated wildcard Omar Jasika 6-2 3-6 6-2 6-2

-:Casper Ruud (6) defeated Jaume Munar 6-3 1-6 7-5 2-6 6-1

- Kei Nishikori defeated qualifier Thiago Monteiro 4-6 6-7(4) 7-5 6-2 6-3

- Ugo Humbert (14) defeated qualifier Matteo Gigante 7-6(5) 7-5 6-4

- Qualifier Hady Habib defeated Bu Yunchaokete 7-6(4) 6-4 7-6(6)

- Quentin Halys defeated Adam Walton 4-6 4-6 6-4 7-6(4) 7-5

- Arthur Fils (20) defeated Otto Virtanen 3-6 7-6(4) 6-4 6-4

- Pedro Martínez defeated Luciano Darderi 6-3 4-1 (retired)

- Alexander Zverev (2) defeated wildcard Lucas Pouille 6-4 6-4 6-4