Stadium: Court 1 Round: 26 Ground: Clay
| ITF M15 Castellon | 2023/10/17 09:00 | Alvaro Lopez San Martin v Alejandro M Kretzer | 6-4,6-2 |
| ITF M25 Zaragoza | 2023/10/05 14:30 | Alvaro Lopez San Martin v Iliyan Radulov | 6-7,6-2,4-6 |
| ITF M25 Zaragoza | 2023/10/04 15:55 | Alvaro Lopez San Martin v Alejandro Juan Mano | 6-3,6-0 |
| ITF M25 Sabadell | 2023/09/30 09:30 | Vilius Gaubas v Alvaro Lopez San Martin | 6-2,6-1 |
| ITF M25 Sabadell | 2023/09/29 09:30 | Ryan Nijboer v Alvaro Lopez San Martin | 4-6,4-6 |
| ITF M25 Sabadell | 2023/09/28 09:00 | Teymuraz Gabashvili v Alvaro Lopez San Martin | 5-7,3-6 |
| ITF M25 Sabadell | 2023/09/27 08:30 | Ian Luca Cervantes Tomas v Alvaro Lopez San Martin | 2-6,2-6 |
| ITF M25 Santander | 2023/08/24 10:00 | Alvaro Lopez San Martin v Imanol L Morillo | 6-7,7-6,4-6 |
| ITF M15 Castellon | 2023/10/18 07:25 | Guido Ivan Justo v Leonid Sheyngezikht | 7-5,6-2 |
| ITF M15 Monastir | 2023/10/13 08:00 | Kai Wehnelt v Guido Ivan Justo | 6-3,4-6,6-4 |
| ITF M15 Monastir | 2023/10/12 09:00 | Carlo A Caniato v Guido Ivan Justo | 6-3,2-6,2-6 |
| ITF M15 Monastir | 2023/10/11 12:50 | Nicolas Parizzia v Guido Ivan Justo | 6-4,3-6,4-6 |
| Challenger Antofagasta | 2023/09/18 13:00 | Guido Ivan Justo v Tomas Farjat | 2-6,5-7 |
| Challenger Antofagasta | 2023/09/17 13:00 | David Jorda Sanchis v Guido Ivan Justo | 5-7,6-0,5-7 |
| ITF M15 Olavarria | 2023/09/09 16:30 | Guido Ivan Justo v Lautaro Midon | 4-6,0-6 |
| ITF M15 Olavarria | 2023/09/08 14:05 | Mariano Kestelboim v Guido Ivan Justo | 6-3,3-6,1-6 |