Daniil Medvedev ripped 24 aces and converted six break points to outlast Kasidit Samrej in a 3-hour, 8-minute first-round victory Tuesday at the 2025 Australian Open. No. 9 Andrey Rublev was the latest upset victim.

At just 18, João Fonseca is putting the tennis world on notice, as illustrated by his clinical straight-sets victory over ninth seed Andrey Rublev at the Australian Open.

Joao Fonseca (No. 113) will meet Andrey Rublev (No. 9) in the Round of 128 at the Australian Open on Saturday, January 11.Rublev’s last match was a win, 6-4, 7-5, over Alejandro Davidovich

After picking up three consecutive wins to qualify for the Australian Open, Joao Fonseca upset Andrey Rublev in the first round. Fonseca entered the match as the ATP World No. 112 and the heavy underdog.

Qualifier Joao Fonseca stunned ninth seed Andey Rublev on his grand slam debut at the Australian Open to extend his winning streak to 14 matches. The 18-year-old Brazilian, who is quickly becoming a superstar in his home country,

Joao Fonseca, the 18-year-old Brazilian qualifier, has taken Melbourne by storm with a remarkable upset over 9th seed Andrey Rublev at the Australian Open. He is also getting praise from both Novak Djokovic and Carlos Alcaraz.

We wrap up the first round of the Australian Open on Day 3, with 20 men’s matches on the schedule. As always, our writers here at LastWordOnTennis share their thoughts on every single match with you.

Teenager Joao Fonseca has received praise from big names in the game after a stunning straight sets victory over world No 9 Andrey Rublev in the first round at the Australian Open.

In a highly entertaining Australian Open first round match, 18-year-old Joao Fonseca defeated ninth ranked Andrey Rublev.