Vogau, Singles Qualifying M-ITF-AUT-04A 08/18 07:00 44 Nicholas D Ionel v Thiago Agustin Tirante 3-6,3-6
Vogau, Singles Qualifying M-ITF-AUT-04A 08/17 09:00 44 Neil Oberleitner v Thiago Agustin Tirante 5-7,1-6
Vogau, Singles Qualifying M-ITF-AUT-04A 08/16 09:30 44 Filip Misolic v Thiago Agustin Tirante 4-6,4-6
Hurlingham, Singles Qualifying M-ITF-ARG-02A 03/04 16:15 25 Francisco Cerundolo v Thiago Agustin Tirante 7-6,7-5
ITF M25 Rio Cuarto 02/27 16:00 26 Franco Agamenone v Thiago Agustin Tirante Retired
ITF M25 Rio Cuarto 02/26 14:10 25 Thiago Agustin Tirante v Nicolas Alvarez 6-4,6-4
ITF - M25 Punta del Este 02/19 12:00 25 Thiago Agustin Tirante v Nicolas Alvarez 6-1,6-7,4-6
ITF M25 Lima 02/13 18:15 26 Mariano Kestelboim v Thiago Agustin Tirante 5-7,7-6,6-4
ITF M25 Lima 02/11 18:00 25 Thiago Agustin Tirante v Tomas Martin Etcheverry 3-6,7-5,7-6
ITF M25 Lima 02/05 17:35 25 Thiago Agustin Tirante v Tomas Martin Etcheverry 0-6,7-5,5-7
Challenger - Punta del Este 01/28 14:00 24 Thiago Agustin Tirante v Genaro Alberto Olivieri 1-6,4-6
ITF M25 Rio de Janeiro 10/11 14:30 26 Lindell, Christian v Thiago Agustin Tirante 6-1,6-3
ITF M25 Rio de Janeiro 10/10 18:25 25 Pedro B Dias v Thiago A Tirante 7-5,1-6,2-6
ITF - M15 Santiago 10/04 17:05 27 Thiago Agustin Tirante v Sebastian Baez 4-6,6-3,1-6
ITF - M15 Santiago 10/03 12:30 26 Thiago Agustin Tirante v Guido Ivan Justo 6-4,6-1
ITF - M15 Santiago 10/02 15:40 25 Facundo Juarez v Thiago Agustin Tirante 0-6,6-4,3-6
Challenger - Buenos Aires 09/25 14:00 25 Thiago A Tirante v Thiago Monteiro 1-6,2-6
Challenger - Buenos Aires 09/23 19:00 24 Thiago A Tirante v Matos, Rafael 6-4,7-5
ITF M15 Cancun 08/28 18:25 25 Thiago Agustin Tirante v Brandon Walkin Cancelled
ITF M15 Cancun 08/25 15:00 29 Thiago Agustin Tirante v Joncour, Ronan 6-3,5-7,1-6
ITF M15 Cancun 08/24 20:20 28 Thiago Agustin Tirante v Shintaro Mochizuki 7-6,6-4
ITF M15 Cancun 08/23 14:00 27 Colin Sinclair v Thiago Agustin Tirante 4-6,4-6
ITF M15 Cancun 08/22 19:05 26 Thiago Agustin Tirante v Jaimee Floyd Angele 3-6,7-5,7-6
ITF M15 Cancun 08/21 19:25 25 Thiago Agustin Tirante v Grassi Mazzuchi, Juan Pablo 6-4,6-2
ITF M15 Cancun 08/16 15:00 27 Brymer, Gage v Thiago Agustin Tirante 6-4,6-2
ITF M15 Cancun 08/15 14:00 26 Thiago Agustin Tirante v Shamma, Nicholas 6-1,6-0
ITF M15 Cancun 08/13 14:00 25 Thiago Agustin Tirante v Stoute, Isaac 7-5,6-3
Kaltenkirchen, Singles Qualifying M-ITF-GER-05A 06/13 09:30 27 Daniel Altmaier v Thiago Agustin Tirante 6-1,6-3
Kaltenkirchen, Singles Qualifying M-ITF-GER-05A 06/12 09:50 26 Frawley, James v Thiago Agustin Tirante 5-7,1-6
Kaltenkirchen, Singles Qualifying M-ITF-GER-05A 06/11 15:25 25 Thiago Agustin Tirante v Netuschil, Marvin 7-6,4-6,7-6

Thiago Agustín Tirante (born 10 April 2001) is an Argentine 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.

History

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.