Stadium: Court 4 Round: 26 Ground: Hardcourt outdoor
| ITF M15 Sao Paulo | 2019/10/16 13:50 | Bastian Malla v Joao Lucas Reis da Silva | 6-2,6-2 |
| ITF M25 Rio de Janeiro | 2019/10/10 16:30 | Matias Zukas v Joao Lucas Reis da Silva | 6-3,3-6,6-4 |
| Challenger Campinas | 2019/09/30 18:40 | Alejandro Gonzalez v Joao Lucas Reis da Silva | 7-5,7-5 |
| ITF M15 Lambare | 2019/08/25 14:00 | Gonzalo Villanueva v Joao Lucas Reis da Silva | 6-1,6-3 |
| ITF M15 Lambare | 2019/08/24 17:05 | Mauricio Echazu v Joao Lucas Reis da Silva | 2-6,5-7 |
| ITF M15 Lambare | 2019/08/23 15:35 | Joao Lucas Reis da Silva v Andre Miele | 7-5,7-5 |
| ITF M15 Lambare | 2019/08/22 15:55 | Joao Lucas Reis da Silva v Leonardo Aboian | 6-1,7-5 |
| ITF M15 Lambare | 2019/08/21 14:00 | Joao Lucas Reis da Silva v Gabriel Ciro Da Silva | 6-2,5-7,6-4 |
| ITF - M15 Cancún | 2019/11/06 19:40 | Daniel Antonio Nunez v Karlo Cubelic | 7-6,6-4 |
| ITF - M15 Cancún | 2019/11/05 15:50 | Daniel Antonio Nunez v Nicholas Shamma | 6-3,6-2 |
| ITF - M15 Cancún | 2019/11/04 16:00 | Daniel Antonio Nunez v Hunter Heck | 2-6,6-3,16-14 |
| ITF M15 Santiago de Chile | 2019/10/02 15:40 | Daniel Antonio Nunez v Nicolas Alberto Arreche | 2-6,2-6 |
| ITF - M15 Cancún | 2019/09/17 14:00 | Daniel Antonio Nunez v Peter Bertran | 2-6,2-6 |
| ITF - M15 Cancún | 2019/09/11 16:25 | Daniel Antonio Nunez v Agustin Maria Gascia | 4-6,1-6 |
| ITF - M15 Cancún | 2019/08/03 13:30 | Daniel Antonio Nunez v Joshua Ortlip | 1-6,1-6 |
| ITF - M15 Cancún | 2019/08/02 13:30 | Daniel Antonio Nunez v Hillel Rousseau | 6-2,6-2 |