Stadium: Quadra 2 Round: 14 Ground: Hardcourt outdoor
| ITF M25 Aparecida De Goiania | 2021/11/12 15:35 | Igor Marcondes v Matias Zukas | 6-2,6-3 |
| ITF M25 Aparecida De Goiania | 2021/11/11 16:00 | Nicolas Zanellato v Matias Zukas | 1-6,6-3,4-6 |
| ITF M25 Aparecida De Goiania | 2021/11/09 15:35 | Fernando Yamacita v Matias Zukas | 2-6,1-6 |
| Challenger Guayaquil | 2021/10/31 18:30 | Murkel Dellien v Matias Zukas | 6-3,6-2 |
| ITF M25 Guayaquil | 2021/10/29 15:00 | Juan Bautista Torres v Matias Zukas | 6-7,6-4,7-6 |
| ITF M25 Guayaquil | 2021/10/28 17:40 | Miguel L Sicco v Matias Zukas | 0-6,0-6 |
| ITF M25 Guayaquil | 2021/10/26 17:05 | Santiago Padilla Cote v Matias Zukas | 1-6,2-6 |
| Challenger Bogota | 2021/10/18 20:00 | Matias Zukas v Roberto Quiroz | 4-6,6-7 |