
Brazilian tennis sensation Joao Fonseca has earned fame at a very young age with his performance in the current season. The 18-year-old created the biggest upset by stunning top seed Andrey Rublev at the 2025 Australian Open. He defeated Rublev by 7-6, 6-3, 7-6, registering his best grand slam singles performance. His success continued as he lifted his first ATP singles title at the 2025 Argentina Open by outcasting Francisco Cerundolo in the final. By winning the title, he reached his career-high ranking of No. 68 on February 17, 2025.
Fonseca registered his first Masters 1000 win at the Madrid Open in 2024 by registering a win against Alex Michelsen. As of February 2025, he has won two Challenger titles, including a win against Ethan Quinn at the 2025 Canberra Tennis International. He lifted the title of his first Challenger title at the 2024 Lexington Challenger. He emerged as the winner of the 2024 Next Generation ATP Finals, defeating Learner Tien in the final. Fonseca finished semifinalist at the Lyon Challenger in 2024.
Joao Fonseca Sponsors
Some prominent sponsors of Joao Fonseca are as follows:
On
Fonseca is the brand ambassador of Swiss brand On for his apparel and shoe contract, which he signed in 2023. He is one of three players to receive support alongside Ben Shelton and Iga Swiatek.
Rolex
Fonseca joined the team of elite players like Jannik Sinner and Carlos Alcaraz by signing a sponsorship deal with Rolex. He shared the news on their social media handle with the message, "I am very excited, and it is an honour to be part of the Rolex family along with so many champions and with values that align with my attitude on the track: precision and excellence."
Yonex
For his racquet and sports accessories, Fonseca has signed an agreement with Yonex.
XP Investimentos
The investment management company XP Investimentos has signed a deal with the Brazilian No. 1 Joao Fonseca for brand endorsements.
JF Living
Fonseca is backed by real estate developer brand JF Living alongside Jorge Felipe, son of former tennis player Jorge Paulo Lemann.
Also Read: Joao Fonseca Parents
FAQs on Joao Fonseca Sponsors
A. Joao Fonseca is quite active on his social media handle, Instagram, with around 826k followers.
A. Christiano Fonseca is Joao Fonseca's father, who is a co-founder of the hedge fund organization IP Capital Partners.
A. According to the ATP official website, Joao Fonseca has won around $1,070,146 in prize money as of February 2025.
A. As of February 2025, Joao Fonseca has won one ATP title in his career which include winning the 2025 Argentina Open.
A. Joao Fonseca is 18 years old and was born on August 21, 2006.