Stadium: Quadra Central Round: 14 Ground: Clay
| Challenger Tigre | 2023/01/13 17:50 | Jesper De Jong v Gonzalo Villanueva | 6-2,7-6 |
| Challenger Tigre | 2023/01/12 14:00 | Gonzalo Villanueva v Carlos Sanchez Jover | 6-4,6-2 |
| Challenger Tigre | 2023/01/10 13:00 | Gonzalo Villanueva v Evan Zhu | 6-1,2-6,6-2 |
| Challenger Tigre | 2023/01/07 16:05 | Murkel Dellien v Gonzalo Villanueva | 6-4,6-0 |
| Challenger Tigre | 2023/01/06 13:00 | Gonzalo Villanueva v Valerio Aboian | 7-5,6-7,6-4 |
| Challenger Tigre | 2023/01/05 15:15 | Gonzalo Villanueva v Remy Bertola | 6-2,6-3 |
| Challenger Tigre | 2023/01/04 14:55 | Oriol Roca Batalla v Gonzalo Villanueva | 2-6,6-2,3-6 |
| Challenger Temuco | 2022/11/22 19:30 | Tomas Farjat v Gonzalo Villanueva | 6-3,6-4 |
| ITF M25 Vacaria | 2022/11/29 13:00 | Matheus C Bueres v Gustavo Tedesco | 4-6,2-6 |
| ITF M25 Vacaria | 2022/11/28 12:30 | Matheus C Bueres v Arthur Machado Barreto | 6-3,6-2 |
| ITF M25 Lajeado | 2022/11/21 17:00 | Matheus C Bueres v Ryan A Dos Santos | 3-6,0-6 |
| ITF M15 Santa Cruz | 2022/10/23 15:30 | Matheus C Bueres v Facundo Dadino | 6-2,6-2 |
| Challenger Campinas | 2022/10/04 18:20 | Wilson Leite v Matheus C Bueres | 6-3,6-4 |
| ITF M15 Brasilia | 2022/08/23 16:55 | Matheus C Bueres v Igor Gimenez | 3-6,2-6 |
| ITF M15 Recife | 2022/08/16 21:00 | Luis Britto v Matheus C Bueres | 4-6,6-3,6-3 |
| ITF M15 Monastir | 2022/06/13 09:00 | Carles Hernandez v Matheus C Bueres | 6-4,7-6 |