Estádio: Cancha 3 Round: 25 Ground: Clay
| Challenger - Buenos Aires | 2023/04/24 15:05 | Gustavo Heide v Facundo Juarez | 6-3,6-1 |
| Challenger - Buenos Aires | 2023/04/23 18:25 | Gustavo Heide v Ignacio Carou | 6-1,6-2 |
| Challenger - Florianopolis | 2023/04/19 15:55 | Tomas Barrios Vera v Gustavo Heide | 6-4,6-4 |
| Challenger - Cidade do México | 2023/03/26 16:00 | Maximilian Neuchrist v Gustavo Heide | 7-6,6-2 |
| Challenger - Viña del Mar | 2023/03/13 14:00 | Gustavo Heide v Orlando Luz | 4-6,3-6 |
| Challenger - Viña del Mar | 2023/03/12 15:05 | Gustavo Heide v Matias Rojas | 6-3,6-3 |
| Challenger - Santiago | 2023/03/05 14:30 | Conner Huertas Del Pino v Gustavo Heide | 5-7,6-4,6-1 |
| Challenger - Piracicaba | 2023/01/15 18:20 | Juan Pablo Paz v Gustavo Heide | 6-1,7-5 |
| Challenger - Buenos Aires | 2023/04/24 13:00 | Mariano Kestelboim v Leonardo Aboian | 6-3,7-5 |
| Challenger - Buenos Aires | 2023/04/23 14:20 | Gonzalo Bueno v Mariano Kestelboim | 3-6,2-6 |
| UTR Pro - Tigre | 2023/04/02 14:14 | Mariano Kestelboim v Lorenzo Gagliardo | 6-2,5-4 |
| UTR Pro - Tigre | 2023/04/01 15:30 | Mariano Kestelboim v Mateo Labuckas | 7-5,3-0 |
| UTR Pro - Tigre | 2023/03/31 13:30 | Mariano Kestelboim v Gabriel Alejandro Hidalgo | 3-6,3-6 |
| UTR Pro - Tigre | 2023/03/29 16:30 | Mariano Kestelboim v Lautaro Agustin Falabella | 6-2,6-3 |
| UTR Pro - Tigre | 2023/03/28 18:50 | Mariano Kestelboim v Jeremias Rocco | 6-1,6-3 |
| UTR Pro - Tigre | 2023/03/27 14:31 | Facundo Juarez v Mariano Kestelboim | 7-5,5-4 |