Jannik Sinner (No. 1 ranking) will take on Marcos Giron (No. 46) in the Round of 32 of the Australian Open on Friday, January 17.Sinner earned a four-set victory over Tristan Schoolkate (4-6, 6-4,

Defending champion Jannik Sinner has defeated 46th-ranked Marcos Giron of the U.S. 6-3, 6-4, 6-2 at the Australian Open.

Jannik Sinner faces Marcos Giron at the 2025 Australian Open. Our Australian Open odds series has our Sinner-Giron prediction, odds and pick. Find out how to watch Sinner Giron. Jannik Sinner is moving forward at this Australian Open,