Stadium: Court 6 Round: 54 Ground: Clay
| Challenger Curitiba | 2023/10/22 13:00 | Gonzalo Villanueva v Kaua Lorenzo Santos Gava | 6-2,6-0 |
| UTR Pro Barcelona | 2023/03/11 08:30 | Kaua Lorenzo Santos Gava v Yann Wojcik | 5-7,5-7 |
| UTR Pro Barcelona | 2023/03/09 07:00 | Kaua Lorenzo Santos Gava v Quentin Robert | 1-6,2-6 |
| UTR Pro Barcelona | 2023/03/08 08:00 | Kaua Lorenzo Santos Gava v Kuzey Cekirge | 2-6,6-4,2-6 |
| UTR Pro Barcelona | 2023/03/07 11:22 | Kaua Lorenzo Santos Gava v Iker Urribarrens | 2-6,1-6 |
| UTR Pro Barcelona | 2023/03/06 08:00 | Kaua Lorenzo Santos Gava v Jordi Mas De Ugarte | 2-6,6-4,7-5 |
| ITF M25 Vila Real de Santo Antonio | 2023/02/12 09:00 | Javier Molino v Kaua Lorenzo Santos Gava | 6-2,6-4 |
| ITF M25 Vila Real de Santo Antonio | 2023/02/06 10:00 | Alejandro T Alvarez v Kaua Lorenzo Santos Gava | 5-7,6-1,10-4 |
| ITF M25 Lajeado | 2023/10/10 15:30 | Joao M Nusdeo v Christian Oliveira | 2-6,3-6 |
| ITF M25 Lajeado | 2023/10/09 16:00 | Mateo Matulovich v Christian Oliveira | 2-6,2-6 |
| ITF M25 Mendoza | 2023/10/02 13:00 | Mateo Barreiros Reyes v Christian Oliveira | 4-6,6-4,10-4 |
| ITF M25 Mendoza | 2023/10/01 12:00 | Valentin M Greco v Christian Oliveira | 4-6,1-6 |
| ITF M15 Sao Paulo | 2023/08/21 16:30 | Juan Estevez v Christian Oliveira | 3-6,7-6,10-8 |
| ITF M15 Monastir | 2023/07/03 12:30 | Kalman Boyd v Christian Oliveira | 6-1,6-1 |
| ITF M15 Monastir | 2023/07/03 08:30 | Youssef Boubaker v Christian Oliveira | 2-6,2-6 |
| ITF M15 Monastir | 2023/07/02 08:30 | Amrutjay Mohanty v Christian Oliveira | 2-6,0-6 |