Stadium: Quadra 3 Round: 26 Ground: Clay
| ITF M15 Sao Paulo | 2023/08/23 17:50 | Eduardo Ribeiro v Luis F F S Carvalho | 6-2,6-3 |
| Challenger Santo Domingo | 2023/08/09 18:15 | Felipe Meligeni Rodrigues Alves v Eduardo Ribeiro | 6-4,7-6 |
| ATP Los Cabos | 2023/07/30 01:00 | Luis Carlos Alvarez Valdes v Eduardo Ribeiro | 6-4,6-4 |
| Challenger Zug | 2023/07/24 09:00 | Eduardo Ribeiro v Tim Handel | 6-7,6-7 |
| Challenger Zug | 2023/07/23 09:00 | Eduardo Ribeiro v Nicolas Kobelt | 6-3,6-2 |
| Challenger Amersfoort | 2023/07/16 14:40 | Eduardo Ribeiro v Niels Visker | 3-6,6-7 |
| Challenger Santa Fe | 2023/07/04 16:00 | Igor Gimenez v Eduardo Ribeiro | 6-2,4-6,6-4 |
| Challenger Medellin | 2023/06/30 18:00 | Patrick Kypson v Eduardo Ribeiro | 6-4,7-6 |
| ITF M15 Sao Paulo | 2023/08/23 13:55 | William Norton v Joao Vitor Goncalves Ceolin | 4-6,5-7 |
| ITF M15 Sao Paulo | 2023/08/22 15:50 | Jean-Christian Morandais v Joao Vitor Goncalves Ceolin | 4-6,4-6 |
| ITF M25 Pensacola | 2023/05/16 17:20 | Joao Vitor Goncalves Ceolin v Jonah Braswell | 6-4,3-6,9-11 |
| ITF M25 Pensacola | 2023/05/15 18:00 | Joao Vitor Goncalves Ceolin v David Krasner | 6-1,6-2 |
| ITF M15 Vero Beach | 2023/04/25 14:00 | Joao Vitor Goncalves Ceolin v Jorge Cavero | 2-6,4-6 |
| ITF M15 Vero Beach | 2023/04/24 16:00 | Elijah Strode v Joao Vitor Goncalves Ceolin | 6-7,1-6 |
| ITF M15 Sunrise | 2023/04/14 17:15 | David Pichler v Joao Vitor Goncalves Ceolin | 6-2,6-2 |
| ITF M15 Sunrise | 2023/04/13 18:30 | Rafael Tosetto v Joao Vitor Goncalves Ceolin | 4-6,6-3,3-6 |