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.

The qualifier, who reached his first grand slam main draw, faces ninth seed Andrey Rublev in the opening round

Russian Andrey Rublev, seeded ninth, was upset by qualifier Joao Fonseca, an 18-year-old from Brazil. He stormed into his Grand Slam main draw debut, stunning Rublev 7-6 (1), 6-3, 7-6 (5) in two hours and 23 minutes.

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.

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.

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.

Ascendant Joao Fonseca, 18, of Brazil, beat No. 9 seed Andrey Rublev in straight sets in the first round at the Australian Open on Tuesday.

Fonseca was part of the 2024 lineup alongside Fils and Luca Van Assche of France; Michelsen, eventual finalist Learner Tien and Nishesh Basavareddy of the U.S.; Jakub Mensik of the Czech Republic and Shang Juncheng of China, who also goes by his Americanized name, Jerry Shang.

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.