Stadium: Court 2 Round: 26 Ground: Clay
| ITF Brazil F2 | 2018/04/28 15:00 | Gabriel P Tumasonis v Eduardo Ribeiro | 6-3,5-7,3-6 |
| ITF M15 Antalya | 2021/05/16 07:00 | Eduardo Ribeiro v Arvid Nordquist | 1-6,0-6 |
| ITF M15 Antalya | 2021/05/11 07:00 | Edoardo Eremin v Eduardo Ribeiro | 6-4,7-5 |
| ITF M15 Antalya | 2021/05/10 07:00 | Eduardo Ribeiro v Ignacio Carou | 3-6,7-5,10-4 |
| ITF M15 Antalya | 2021/05/09 07:00 | Credit Chaiyarin v Eduardo Ribeiro | 2-6,2-6 |
| ITF M15 Cairo | 2021/05/04 08:00 | Simon A Ivanov v Eduardo Ribeiro | 4-6,6-3,10-7 |
| ITF M15 Cairo | 2021/05/03 11:00 | Mohab Hamed v Eduardo Ribeiro | 3-6,0-6 |
| ITF M15 Cairo | 2021/05/02 10:00 | Bader Alabdullah v Eduardo Ribeiro | 1-6,3-6 |
| ITF M15 Cairo | 2021/04/27 08:00 | Yanais Laurent v Eduardo Ribeiro | 6-4,6-1 |
| ITF M15 Sao Paulo | 2019/10/14 14:00 | Andre Miele v Gabriel P Tumasonis | 6-0,6-2 |
| ITF Brazil F9 | 2018/11/13 13:20 | Rafael Matos v Gabriel P Tumasonis | 7-6,6-1 |
| ITF Brazil F9 | 2018/11/12 13:35 | Gabriel P Tumasonis v Lucas Bernardo | 6-4,6-1 |
| ITF Brazil F8 | 2018/11/04 15:30 | Gabriel P Tumasonis v Joao Hinsching | 4-6,2-6 |
| ITF Brazil F8 | 2018/11/03 16:30 | Gabriel P Tumasonis v Hugo Moura | 6-2,6-4 |
| ITF Brazil F7 | 2018/10/27 14:30 | Pedro Gabriel Rodrigues v Gabriel P Tumasonis | 6-1,6-0 |
| ITF Brazil F6 | 2018/10/20 15:30 | Gabriel P Tumasonis v Karl W W Mac-Leay | 3-6,3-6 |
| ITF Brazil F5 | 2018/10/15 14:00 | Joao Hinsching v Gabriel P Tumasonis | 6-0,6-2 |