Stadium: CAMPO 5 Round: 26 Ground: Clay
| ITF M15 Cundinamarca | 2021/11/16 15:45 | Joao Victor C Loureiro v Bendeck, Jose Daniel | 6-2,6-3 |
| ITF M25 Aparecida De Goiania | 2021/11/10 15:00 | Joao Victor C Loureiro v Leonardo Aboian | 2-6,3-6 |
| ITF M15 Brasilia | 2021/11/03 15:10 | Joao Victor C Loureiro v Dali Blanch | 6-4,6-7,2-6 |
| ITF M25 Rio do Sul | 2021/10/20 16:00 | Joao Victor C Loureiro v Daniel Dutra Da Silva | 1-6,0-6 |
| ITF M15 Cancun | 2021/10/04 16:30 | Joao Victor C Loureiro v Reinberg, Emil | 7-6,4-6,6-10 |
| ITF M15 Cancun | 2021/09/29 17:55 | Joshua Sheehy v Joao Victor C Loureiro | 7-6,4-6,6-4 |
| ITF M15 Cancun | 2021/09/22 21:00 | Miles Jones v Joao Victor C Loureiro | 6-3,6-0 |
| ITF M15 Kouvola | 2021/05/27 12:25 | Joao Victor C Loureiro v Zsombor Velcz | 2-6,6-4,2-6 |
| ITF M15 Cundinamarca | 2021/11/16 16:10 | Carnevale-Miino, Tommaso v Vernier, Michel | 1-6,6-4,3-6 |
| ITF M25 Guayaquil | 2021/10/27 15:00 | Murkel Dellien v Vernier, Michel | 2-6,6-4,6-0 |
| Bogota, Colombia | 2021/10/17 19:00 | King, Evan v Vernier, Michel | 6-3,6-2 |
| ITF M25 Lima | 2021/10/13 15:00 | Esteve Lobato, Eduard v Vernier, Michel | 6-4,6-3 |
| ITF M25 Lima | 2021/10/08 19:05 | Esteve Lobato, Eduard v Vernier, Michel | 6-1,6-3 |
| ITF M25 Lima | 2021/10/07 20:20 | Vernier, Michel v Joao Lucas Reis da Silva | 6-4,6-7,6-1 |
| ITF M25 Lima | 2021/10/06 18:00 | Alberto Odiseo Alvarado Berrospi v Vernier, Michel | 4-6,2-6 |
| Challenger Murcia | 2021/09/26 12:30 | Nicolas Alvarez Varona v Vernier, Michel | 6-2,7-5 |