| ITF M15 Ceuta | 12/10 09:00 | 25 | Oscar Jose Gutierrez v Carlos Diaz Ruiz | 6-2,6-3 | |
| Challenger Pozoblanco | 07/14 09:10 | 14 | Kenny de Schepper v Carlos Diaz Ruiz | 6-0,6-1 | |
| ITF M15 Casablanca | 06/16 09:00 | - | Luciano Barbarino v Carlos Diaz Ruiz | Walkover | |
| ITF M25 Martos | 06/10 07:00 | 54 | Ayush Sharma v Carlos Diaz Ruiz | 4-6,6-4,11-9 | |
| ITF M25 Cordoba | 06/04 08:35 | 25 | Benjamin Winter Lopez v Carlos Diaz Ruiz | 6-1,6-2 | |
| ITF M25 Vale Do Lobo | 03/11 16:15 | 44 | Rafael I Luque v Carlos Diaz Ruiz | 6-2,6-1 | |
| ITF M25 Vale Do Lobo | 03/11 10:00 | 44 | Carlos Diaz Ruiz v Iago S Pita | 6-2,6-2 | |
| ITF M15 Ceuta | 12/12 10:00 | 54 | Carlos Diaz Ruiz v Fabian Hansch Mauritzson | 1-6,7-6,10-6 |