Stadium: Central Jaime Oncins Round: 27 Ground: Clay
| ITF M15 São Paulo | 2019/10/17 22:10 | Gilbert S K Junior v Luciano Carraro | 6-4,7-6 |
| ITF M15 São Paulo | 2019/10/16 21:40 | Gilbert S K Junior v Daniil Zarichanskiy | 6-2,6-1 |
| ITF M25 Rio de Janeiro | 2019/10/10 19:15 | Andre Miele v Gilbert S K Junior | 4-6,6-4,6-2 |
| Challenger - Campinas | 2019/09/30 16:45 | Gilbert S K Junior v Nicolas Alvarez | 2-6,3-6 |
| ITF M15 Idanha-a-Nova | 2019/07/04 12:25 | Gilbert S K Junior v Matija Pecotic | 2-6,4-6 |
| ITF M15 Idanha-a-Nova | 2019/07/03 12:10 | Gilbert S K Junior v Kuzey Cekirge | 6-2,6-3 |
| ITF M15 Netanya | 2019/06/23 06:30 | Gilbert S K Junior v Yshai Oliel | 6-3,4-6,3-6 |
| ITF M15 Netanya | 2019/06/22 06:30 | Gilbert S K Junior v Vladyslav Orlov | 7-6,7-5 |
| ITF M15 São Paulo | 2019/10/17 16:25 | Alejo Lorenzo Lingua Lavallen v Rafael Matos | 6-7,3-6 |
| ITF M15 São Paulo | 2019/10/15 16:55 | Matheus P De Almeida v Rafael Matos | 7-6,5-7,6-7 |
| ITF M25 Rio de Janeiro | 2019/10/10 21:40 | Rafael Matos v Facundo Diaz Acosta | 6-1,6-3 |
| Challenger - Campinas | 2019/10/02 15:05 | Rafael Matos v Francisco Cerundolo | 2-6,3-6 |
| Challenger - Buenos Aires | 2019/09/23 19:00 | Thiago Agustin Tirante v Rafael Matos | 6-4,7-5 |
| ITF M25 Seville | 2019/09/12 09:00 | Rafael Matos v Daniel Dutra Da Silva | 2-6,3-6 |
| ITF M25 Seville | 2019/09/11 08:00 | Rafael Matos v Alex M Pujolras | 6-3,6-3 |
| ITF M25 Oviedo | 2019/09/03 10:00 | Rafael Matos v Alejandro Gonzalez | 6-7,2-6 |