Stadium: Court 5 Round: 62 Ground: Hardcourt outdoor
| ITF - M25 Campos do Jordao | 2022/01/31 14:00 | Caio Gruber v Henrique S Gomes | 5-7,2-6 |
| ITF - M15 Lambare | 2021/12/15 14:30 | Caio Gruber v Miguel Fernando Pereira | 1-6,0-6 |
| ITF - M25 Aparecida De Goiania | 2021/11/11 19:40 | Caio Gruber v Oscar Jose Gutierrez | 1-6,3-6 |
| ITF - M25 Aparecida De Goiania | 2021/11/10 15:00 | Hernando J E Isnardi v Caio Gruber | 2-6,6-3,4-6 |
| ITF - M25 Aparecida De Goiania | 2021/11/08 14:30 | Caio Gruber v Leonardo Bastos | 6-1,6-3 |
| ITF - M25 Aparecida De Goiania | 2021/11/07 14:00 | Caio Gruber v Victor Bini | 6-3,4-6,10-2 |
| ITF - M15 Brasilia | 2021/11/01 14:30 | Caio Gruber v Luis Rodrigues Batista | 6-7,4-6 |
| ITF - M25 Rio do Sul | 2021/10/20 16:30 | Nicolas Zanellato v Caio Gruber | 6-2,6-1 |
| ITF - M25 Vale Do Lobo | 2022/02/23 14:40 | Gabriel Decamps v Mario G Fernandez | 6-4,6-2 |
| ITF - M25 Vale Do Lobo | 2022/02/22 11:20 | Franco Emanuel Egea v Mario G Fernandez | 6-7,2-6 |
| ITF - M25 Vale Do Lobo | 2022/02/21 13:30 | Jaime Faria v Mario G Fernandez | 6-4,2-6,10-12 |
| ITF - M25 Vale Do Lobo | 2022/02/20 11:55 | Mario M Martin v Mario G Fernandez | 6-3,3-6,7-10 |
| ITF - M15 Benicarlo | 2021/11/09 14:00 | Mario G Fernandez v Daniel Merida Aguilar | 4-6,6-3,3-6 |
| ITF - M15 Benicarlo | 2021/11/09 08:30 | Mario G Fernandez v Jorge Martinez Martinez | 4-6,1-6 |
| ITF - M15 Benicarlo | 2021/11/07 13:30 | Mario G Fernandez v Jamie Krattiger | 6-4,6-1 |
| ITF - M15 Madrid | 2021/10/26 09:30 | Lamine Ouahab v Mario G Fernandez | 6-4,6-2 |