Thiago Seyboth Wildis a Brazilian professional tennis player. He reached a career high ATP singles ranking of No. 65 on 4 March 2024 and a doubles ranking of No. 197 achieved on 22 May 2023. He had a career high ITF junior ranking of No. 8 achieved on 22 January 2018. He is currently the No. 1 Brazilian tennis player. He won the 2018 US Open junior singles title.
Seyboth Wild made his ATP main draw debut at the 2018 Brasil Open after receiving a wildcard into the singles main draw. He won his first Challenger title at Guayaquil defeating Bolivian Hugo Dellien on November 3, 2019.
At just 19 years old, he won his first ATP Tour title in Santiago defeating Casper Ruud on 1 March 2020. By winning this title he became the youngest Brazilian ever to win an ATP title. He also became the first player born in the 2000s to win an ATP Tour title.
