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 - Brasilia M15 | 2021/11/02 21:55 | Igor Marcondes v Eduardo Ribeiro | 5-7,4-6 |
| ITF - Rio do Sul M25 | 2021/10/21 15:05 | Facundo Juarez v Eduardo Ribeiro | 6-7,6-3,7-6 |
| ITF - Rio do Sul M25 | 2021/10/20 18:05 | Pedro Gabriel Rodrigues v Eduardo Ribeiro | 0-6,2-6 |
| ITF - Recife M15 | 2021/09/25 14:00 | Eduardo Ribeiro v Gustavo Heide | 5-7,4-6 |
| ITF - Recife M15 | 2021/09/24 15:25 | Eduardo Ribeiro v Nicolas Zanellato | 6-4,6-7,6-3 |
| ITF - Recife M15 | 2021/09/23 16:30 | Eduardo Ribeiro v Asdrubal Gobernate | 6-4,6-4 |
| ITF - Recife M15 | 2021/09/22 19:30 | Joao Lucas Reis da Silva v Eduardo Ribeiro | 1-6,7-5,4-6 |
| ITF - Antalya M15 | 2021/05/16 07:00 | Eduardo Ribeiro v Arvid Nordquist | 1-6,0-6 |
| ITF - Brasilia M15 | 2021/11/03 12:00 | Lucas Obeid v Gabriel P Tumasonis | 2-6,1-6 |
| ITF - Brasilia M15 | 2021/11/02 12:00 | Gabriel P Tumasonis v Eduardo Lacalle | 6-3,4-6,11-9 |
| ITF - Brasilia M15 | 2021/11/01 12:00 | Sean Hess v Gabriel P Tumasonis | 1-6,6-4,8-10 |
| ITF - Rio do Sul M25 | 2021/10/18 20:10 | Pedro Cressoni v Gabriel P Tumasonis | 7-5,6-4 |
| ITF - Recife M15 | 2021/09/22 17:00 | Gabriel P Tumasonis v Asdrubal Gobernate | 2-6,3-6 |
| ITF - Recife M15 | 2021/09/20 13:00 | Victor Bertoldo v Gabriel P Tumasonis | 3-6,3-6 |
| ITF - Sao Paulo M25 | 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 |