Stadium: Court 2 Round: 26 Ground: Clay
| 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 |
| UTR Pro Tennis Series Rio de Janeiro | 2022/08/05 16:36 | Oliveira, Cristian v Labuckas, Mateo | 1-6,2-6 |
| UTR Pro Tennis Series Rio de Janeiro | 2022/08/04 15:00 | Oliveira, Cristian v Hidalgo, Gabriel Alejandro | 4-6,2-6 |
| ITF M25 Rio de Janeiro | 2022/10/18 13:50 | Mateo Berta v Nicolas Zanellato | 1-6,2-6 |
| Challenger Rio De Janeiro | 2022/10/09 13:00 | Nicolas Zanellato v Cuenin, Sean | 6-7,3-6 |
| Challenger Campinas | 2022/10/03 15:20 | Nicolas Zanellato v Jan Choinski | 4-6,3-6 |
| Challenger Campinas | 2022/10/02 18:20 | Nicolas Alvarez v Nicolas Zanellato | 6-7,0-6 |
| ITF M15 Cancun | 2022/09/27 17:30 | Ron Ellouck v Nicolas Zanellato | 6-0,2-6,6-4 |
| ITF M15 Cancun | 2022/09/22 13:30 | Nicolas Zanellato v Leanid Boika | 7-6,4-6,1-6 |
| ITF M15 Cancun | 2022/09/21 14:00 | Nicolas Zanellato v Jordan Chiu | 7-6,6-4 |
| ITF M15 Cancun | 2022/09/15 17:35 | Alex Kuperstein v Nicolas Zanellato | 6-2,6-2 |