João Fonseca has definitively introduced himself to the world as the latest teen sensation in men’s tennis by upsetting No. 9 seed Andrey Rublev 7-6 (1), 6-3, 7-6 (5) in the first round of the Australian Open.

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.

The tennis community raised their eyebrows after watching 18-year-old Brazilian star Joao Fonseca in his first Australian Open. The younger qualifier upset Andrey Rublev, the ninth-ranked player globally,

The 18-year-old qualifier became the talk of the town after beating ninth seed Andrey Rublev in the first round. Read more at straitstimes.com.

Fonseca has long looked like a star-in-waiting. Under pressure in his first Grand Slam set, he delivered beyond those lofty expectations

The 18-year-old produced a stunning first-round victory over world number nine Andrey Rublev in the first round in Melbourne before losing in five sets to Lorenzo Sonego at the next stage

While Fonseca appears on a trajectory to match it with the likes of Jannik Sinner and Carlos Alcaraz, it was Beatriz Haddad Maia who laid the groundwork for the Brazilian party as she put away Erika Andreeva in straight sets to move into the third round.

Novak Djokovic sees a bit of himself as a young player in rising teenager Joao Fonseca and particularly welcomed the prospect of a top talent coming out of Brazil.