Round: 27 Ground: Clay
| Challenger Floridablanca | 2017/08/11 17:00 | Joao Souza v Gastao Elias | 1-6,3-6 |
| Challenger Floridablanca | 2017/08/09 18:00 | Joao Souza v Oscar Jose Gutierrez | 6-3,6-1 |
| Challenger Floridablanca | 2017/08/08 22:00 | Joao Souza v Emilio Gomez | 5-7,7-6,6-0 |
| Challenger Biella | 2017/08/05 09:30 | Filip Krajinovic v Joao Souza | 6-4,7-6 |
| Challenger Biella | 2017/08/04 09:00 | Mikael Ymer v Joao Souza | 0-6,2-6 |
| Challenger Biella | 2017/08/03 09:00 | Federico Gaio v Joao Souza | 6-2,6-7,4-6 |
| Challenger Biella | 2017/08/01 11:05 | Attila Balazs v Joao Souza | 4-6,4-6 |
| ATP Gstaad Qual | 2017/07/23 11:15 | Joao Souza v Lorenzo Giustino | 6-7,6-7 |
| ITF Spain F27 | 2017/08/28 09:40 | Eduard Esteve Lobato v Rafael Matos | 7-5,6-4 |
| ITF Spain F26 | 2017/08/24 11:00 | Rafael Matos v Marc Giner | 6-7,0-6 |
| ITF Spain F26 | 2017/08/23 10:30 | Juan Lizariturry v Rafael Matos | 1-6,5-7 |
| ITF Spain F26 | 2017/08/22 13:00 | Rafael Matos v Mikhail Korovin | 7-5,6-1 |
| ITF Spain F25 | 2017/08/19 10:00 | Marc Giner v Rafael Matos | 6-2,4-6,7-6 |
| ITF Spain F25 | 2017/08/18 12:00 | Jaume Pla Malfeito v Rafael Matos | 3-6,4-6 |
| ITF Spain F25 | 2017/08/17 13:00 | Javier Barranco Cosano v Rafael Matos | 3-6,2-6 |
| ITF Spain F25 | 2017/08/16 09:30 | Rafael Matos v Gerard Granollers-Pujol | 6-7,6-4,6-3 |