| UTR Pro Rio de Janeiro | 2023/01/02 19:37 | Pedro Sakamoto v Oliveira, Cristian | 6-1,6-2 |
| ITF M25 Rio de Janeiro | 2022/10/20 15:50 | Oliveira, Cristian v Nicolas Zanellato | 1-6,2-6 |
| ITF M25 Rio de Janeiro | 2022/10/18 15:50 | Oliveira, Cristian v Gabriel Schenekenberg | 6-4,6-1 |
| ITF M15 Brasilia | 2022/08/23 18:15 | Oliveira, Cristian v Gabriel P Tumasonis | 6-7,2-6 |
| UTR Pro Tennis Series Rio de Janeiro | 2022/08/13 17:00 | Oliveira, Cristian v Marcelo Zormann | 3-6,1-6 |
| UTR Pro Tennis Series Rio de Janeiro | 2022/08/12 17:15 | Victor Milare Alves v Oliveira, Cristian | 5-7,4-5 |
| UTR Pro Tennis Series Rio de Janeiro | 2022/08/12 14:15 | Stefani Figlia, B. v Oliveira, Cristian | 3-6,1-6 |
| UTR Pro Tennis Series Rio de Janeiro | 2022/08/10 15:00 | Athell Bennett v Oliveira, Cristian | 4-6,1-6 |
| ITF M25 Vacaria | 2022/11/29 16:45 | Rafael Tosetto v Obeid, Lucas | 6-1,6-2 |
| ITF M25 Lajeado | 2022/11/21 12:00 | Obeid, Lucas v Lucio Carnevalle | 0-6,1-6 |
| ITF M15 Brasilia | 2022/08/22 13:00 | Obeid, Lucas v Rafael Tosetto | 1-6,4-6 |
| ITF M25 Guayaquil | 2022/08/09 14:30 | Obeid, Lucas v Miguel Angel Cabrera | 1-6,1-6 |
| ITF M25 Guayaquil | 2022/08/08 16:50 | Obeid, Lucas v Abde Celis, Jorge | 6-3,7-6 |
| ITF M25 Portoviejo | 2022/08/02 15:30 | Obeid, Lucas v Benjamin Torres | 6-4,2-6,9-11 |
| ITF M25 Portoviejo | 2022/08/01 16:00 | Obeid, Lucas v Fernando J C Calderon | 6-2,6-0 |
| ITF M15 Cancun | 2022/07/18 14:00 | Metz, David v Obeid, Lucas | 7-6,6-4 |