Stadium: Quadra Central Round: 62 Ground: Clay
| ITF Brazil F7 | 2018/10/27 17:00 | Victor Bertoldo v Lucas Bernardo | 6-3,5-7,2-6 |
| ITF Brazil F4 Qual | 2018/05/12 12:00 | Mateo Barreiros Reyes v Lucas Bernardo | 6-4,6-1 |
| ITF Brazil F4 | 2017/11/27 11:00 | Lucas Bernardo v Gabriel P Tumasonis | 6-7,2-6 |
| ITF Brazil F6 | 2018/10/23 17:00 | Francisco Comesana v Paulo A S Dos Santos | 6-0,6-1 |
| ITF Brazil F6 | 2018/10/21 15:30 | Paulo A S Dos Santos v Victor Bertoldo | 6-1,6-2 |
| ITF Brazil F5 | 2018/10/16 18:15 | Luis Britto v Paulo A S Dos Santos | 6-4,6-3 |
| ITF Bolivia F3 | 2018/09/24 14:30 | Lorenzo Gagliardo v Paulo A S Dos Santos | 7-5,3-6,6-4 |
| ITF Bolivia F2 | 2018/09/16 14:00 | Paulo A S Dos Santos v Julian Cundom | 2-6,3-6 |
| ITF Bolivia F1 | 2018/09/10 18:00 | Paulo A S Dos Santos v Joseph W. Van Meter | 1-6,6-4,5-7 |
| ITF Brazil F3 | 2018/05/11 00:00 | Christian Lindell v Paulo A S Dos Santos | 6-3,6-0 |
| ITF Brazil F3 | 2018/05/08 23:25 | Paulo A S Dos Santos v Lorenzo Gagliardo | 6-4,7-6 |