- Tournament: Roland Garros
- Round: First Round
- Opponent: Vit Kopriva
- DOB: 1994-05-31
- Birthplace: Brazil
- Height: 72.0 cm
- Weight: 172.0 kg
- Plays: L
- Current World Rank: 130
- Hard: 19-40
- Clay: 59-68
- Grass: 2-7
| Tournament | Date | Sets | Round | Winner | Loser |
|---|---|---|---|---|---|
| Movistar Chile Open | Feb 27, 2025 | 4-6, 7-6 (7-2), 6-3 | Second Round | Camilo Ugo Carabelli | Thiago Monteiro |
| Movistar Chile Open | Feb 25, 2025 | 6-3, 3-6, 7-6 (7-2) | First Round | Thiago Monteiro | Juan Manuel Cerundolo |
| Rio Open presented by Claro | Feb 19, 2025 | 6-7 (4-7), 6-3, 7-6 (7-4) | Second Round | Chun-Hsin Tseng | Thiago Monteiro |
| Rio Open presented by Claro | Feb 17, 2025 | 3-6, 6-3, 7-6 (7-3) | First Round | Thiago Monteiro | Facundo Diaz Acosta |
| Australian Open | Jan 11, 2025 | 4-6, 6-7 (4-7), 7-5, 6-2, 6-3 | First Round | Kei Nishikori | Thiago Monteiro |
| Moselle Open | Nov 4, 2024 | 4-6, 6-4, 7-6 (8-6) | First Round | Richard Gasquet | Thiago Monteiro |
| European Open | Oct 14, 2024 | 6-3, 4-6, 7-6 (8-6) | First Round | Mariano Navone | Thiago Monteiro |
| US Open | Aug 25, 2024 | 6-3, 6-4, 6-4 | First Round | Ugo Humbert | Thiago Monteiro |
| Plava Laguna Croatia Open Umag | Jul 23, 2024 | 6-2, 7-6 (9-7) | Second Round | Fabian Marozsan | Thiago Monteiro |
| Plava Laguna Croatia Open Umag | Jul 22, 2024 | 3-6, 6-3, 6-4 | First Round | Thiago Monteiro | Tomas Machac |
| Tournament | Date | Sets | Round | Winner | Loser |
|---|---|---|---|---|---|
| Roland Garros | May 24, 2025 | - | First Round | ||
| Roland Garros | May 27, 2024 | 6-2, 6-1, 4-6, 7-5 | First Round | Miomir Kecmanovic | Thiago Monteiro |
| Roland Garros | Jun 2, 2021 | 6-3, 6-7 (2-7), 7-6 (7-2), 3-6, 6-3 | Second Round | Steve Johnson | Thiago Monteiro |
| Roland Garros | May 31, 2021 | 6-3, 6-4, 6-3 | First Round | Thiago Monteiro | Francisco Cerundolo |
| Roland Garros | Oct 3, 2020 | 7-5, 6-1, 6-3 | Third Round | Marton Fucsovics | Thiago Monteiro |
| Roland Garros | Oct 1, 2020 | 7-6 (7-5), 6-4, 6-1 | Second Round | Thiago Monteiro | Marcos Giron |
| Roland Garros | Sep 29, 2020 | 7-5, 6-4, 6-2 | First Round | Thiago Monteiro | Nikoloz Basilashvili |
| Roland Garros | May 28, 2019 | 6-3, 6-4, 6-4 | First Round | Dusan Lajovic | Thiago Monteiro |
| Roland Garros | Jun 1, 2017 | 6-1, 6-4, 6-1 | Second Round | Gael Monfils | Thiago Monteiro |
| Roland Garros | May 30, 2017 | 7-6 (7-4), 2-6, 4-6, 7-6 (7-3), 6-0 | First Round | Thiago Monteiro | Alexandre Muller |
