Thiago Agustín Tirante

Thiago Agustín Tirante (born 10 April 2001) is an Argentine professional tennis player. He has a career high ATP singles ranking of World No. 90 achieved on 15 April 2024 and a career high doubles ranking of No. 257 achieved on 1 November 2021.

2019: Junior world No. 1
He achieved a career-high ITF juniors year-end ranking of No. 1 in the world in 2019. Tirante won the 2019 French Open – Boys' doubles title.

2021: Maiden Challenger title
He won his maiden Challenger title at the 2021 Ambato La Gran Ciudad in Ecuador.

2023-2024: ATP and Major debuts and first wins, top 100
He reached the final of the 2023 Mexico City Open where he lost to Dominik Koepfer. He reached the top 150 on 8 May 2023 following his second Challenger title at the 2023 Morelos Open in Mexico defeating top seed James Duckworth.

Ranked No. 153, he made his Grand Slam main draw debut at the 2023 French Open defeating Dominic Stricker in the last round of qualifying. He won his first Grand Slam match defeating 25th seed Botic van de Zandschulp.

In August, he made his ATP debut at the 2023 Los Cabos Open and recorded his first win at an ATP tournament over qualifier Gonzalo Lama. He won his third Challenger at the 2023 Open Bogotá over Gustavo Heide and reached a new career high ranking of No. 111 on 2 October 2023. At the same tournament, he also won the doubles title with Renzo Olivo.

At the 2024 Córdoba Open, he reached the main draw as a lucky loser and recorded his third ATP win over also ATP debutant, wildcard Francisco Comesaña. He reached the top 100 following the 2024 Rio Open on 26 February 2024. Next he defeated João Fonseca in Santiago.

He won his fourth Challenger at the 2024 Mexico City Open without dropping a set and reached a new singles career-high of No. 91 on 8 April 2024.

Tirante reached his first ATP Tour semifinal at the Swedish Open in July 2024, after a run which included wins over world number 8 and defending champion, Andrey Rublev, in the round-of-16 and Roberto Carballés Baena in the quarterfinals before losing to Nuno Borges.

Top 10 wins
Tirante's match record against players in the top 10 at the time of the match (ATP World Tour, Grand Slam, and Davis Cup main draw matches).