Joao Fonseca has been waiting for his chance to play on the biggest stages of tennis, and what a way to arrive. The 18-year-old qualifier upset world No.9 Andrey Rublev in straight sets to claim his maiden Grand Slam win.

Brazilian teenager Joao Fonseca began his Grand Slam career in spectacular fashion as the qualifier took down Russian ninth seed Andrey Rublev 7-6(1) 6-3 7-6(5) in the first round of the Australian Open on Tuesday.

America’s Coco Gauff has been involved in a hilarious banter with Russia’s Andrey’s Rublev. Both players featured in an exhibition doubles contest just before the start of the Australian Open 2025.

Jasmine Paolini and Elena Rybakina, seeded fourth and sixth respectively both sailed through their Round 1 matches. Paolini defeated Chinese qualifier Sijia Wei 6-0, 6-4, while 2022 Wimbledon champ Rybakina took care of 17-year-old Emerson Jones 6-1, 6-1 in just 53 minutes. Rybakina will face yet another 17-year-old in Round 2, taking on Jovic.

The Brazilian teenager has long been touted as the next big thing in tennis and he proved his supporters right by winning the Next Gen ATP Finals in December - a tournament for top players under the age of 21, which has previously been won by Carlos Alcaraz and Jannik Sinner.

Brazilian tennis prodigy Joao Fonseca, one of the breakout stars of the 2025 Australian Open, has revealed who inspired him to take up the sport.

Carlos Alcaraz says Joao Fonseca will be on the "list of the best players in the world" after the teenager knocked out ninth seed Andrey Rublev at the Australian Open.

Fearless 18-year-old qualifier Joao Fonseca declared he wants "more and more" after beating ninth seed Andrey Rublev in straight sets on his Grand Slam debut on Tuesday in a major Australian Open shock.

In his first-ever Grand Slam match, Fonseca defeated World No. 9 Andrey Rublev in straight sets: 7-6(1), 6-3, 7-6(5). The match was evenly contested, but Fonseca was dominant with his power and agility. After the match, Fonseca said, "I think when I ...

Rublev could do little to stem the flow of brilliance across the net, with Fonseca winning 7-6(1) 6-3 7-6(5). Read more at straitstimes.com.

Joao Fonseca of Brazil celebrates during Round 1 of the 2025 Australian Open on January 14 2025, at Melbourne Park in Melbourne, Australia. / IMAGO / Icon Sportswire One of the most hyped young ...

Brazil have known about Fonseca’s talent known for some time, making his ATP Tour debut at his home tournament in Rio as a 16-year-old wildcard. Fonseca also got the chance to be a hitting partner for Alcaraz and Sinner ahead of the ATP Finals in Turin after winning the US Open junior title in 2023.