Stadium: Quadra 2 Round: 54 Ground: Clay
| ITF - M15 Lambare | 2019/08/19 14:00 | Bruno Britez v Paulo A S Dos Santos | 7-6,6-2 |
| ITF M15 La Paz | 2019/08/14 16:05 | Joao Hinsching v Paulo A S Dos Santos | 6-3,6-2 |
| ITF M15 La Paz | 2019/08/13 16:00 | Paulo A S Dos Santos v Bruno Stefani Figlio | 6-3,7-5 |
| ITF M15 La Paz | 2019/08/12 16:45 | Paulo A S Dos Santos v Jesus Matias Quiroga | 7-5,6-3 |
| ITF - M15 Santa Cruz | 2019/08/05 19:00 | Paulo A S Dos Santos v Cristobal Castro | 7-5,3-6,5-10 |
| ITF Brazil F9 | 2018/11/12 22:00 | Paulo A S Dos Santos v Andre Miele | 0-6,2-6 |
| ITF Brazil F8 | 2018/11/04 15:30 | Laelson Rodrigues v Paulo A S Dos Santos | 2-6,6-1,6-3 |
| ITF Brazil F7 | 2018/10/29 12:00 | Osni Junior v Paulo A S Dos Santos | 6-3,7-6 |
| ITF - M25 Rio de Janeiro | 2019/10/07 14:00 | Andre Miele v Gaston Erhardt | 6-2,6-2 |
| ITF - M15 Santiago | 2019/10/02 11:00 | Felipe Derdoy v Gaston Erhardt | 6-3,6-2 |
| ITF - M15 Santiago | 2019/09/30 14:00 | Hugo Moura v Gaston Erhardt | 2-6,0-6 |
| ITF - M15 Buenos Aires | 2019/09/17 15:35 | Matias Franco Descotte v Gaston Erhardt | 6-0,7-5 |
| ITF - M15 Lambare | 2019/08/22 18:20 | Andre Miele v Gaston Erhardt | 6-2,7-6 |
| ITF - M15 Lambare | 2019/08/21 14:00 | Gaston Erhardt v Maximiliano Estevez | 7-5,4-6,6-4 |
| ITF - M15 Santa Cruz | 2019/08/07 19:00 | Maximiliano Estevez v Gaston Erhardt | 6-2,6-1 |
| ITF - M15 Santa Cruz | 2019/08/06 17:30 | Gaston Erhardt v Jesus Matias Quiroga | 7-6,6-1 |