| UTR Pro Tennis Series - Barcelona | 2021/08/13 06:30 | Xavier Gabarro v Olexiy Kolisnyk | 3-6,3-6 |
| UTR Pro Tennis Series - Barcelona | 2021/08/11 07:00 | Markos Kalovelonis v Xavier Gabarro | 6-3,6-0 |
| UTR Pro Tennis Series - Barcelona | 2021/08/10 10:00 | Jaume Pla Malfeito v Xavier Gabarro | 6-3,6-3 |
| UTR Pro Tennis Series - Barcelona | 2021/08/04 08:30 | Pol Fernandez v Xavier Gabarro | 2-2 |
| UTR Pro Tennis Series - Barcelona | 2021/08/03 07:00 | Osgar O'Hoisin v Xavier Gabarro | 6-3,6-2 |
| ITF M25 - Denia | 2021/07/26 14:30 | Andrey Chepelev v Xavier Gabarro | 6-4,6-0 |
| ITF M25 - Denia | 2021/07/25 09:30 | Xavier Gabarro v Higinio Sanchis Melero | 6-1,6-3 |
| ITF M25 - Gandia | 2021/07/19 10:00 | Albert Roglan v Xavier Gabarro | 2-6,6-3,10-6 |
| UTR Pro Tennis Series - Barcelona | 2021/08/14 09:30 | Alejandro Mendoza v Kuzey Cekirge | 6-2,6-1 |
| UTR Pro Tennis Series - Barcelona | 2021/08/13 08:00 | Alejandro Mendoza v Nicolas Bianchi | 6-4,6-3 |
| UTR Pro Tennis Series - Barcelona | 2021/08/07 15:00 | Nicolas Bianchi v Alejandro Mendoza | 6-3,6-1 |
| UTR Pro Tennis Series - Barcelona | 2021/08/06 08:30 | Jordi Munoz-Abreu v Alejandro Mendoza | 4-6,3-6 |
| UTR Pro Tennis Series - Barcelona | 2021/08/05 07:00 | Francois Musitelli v Alejandro Mendoza | 6-3,5-2 |
| UTR Pro Tennis Series - Barcelona | 2021/08/03 11:30 | Jaume Pla Malfeito v Alejandro Mendoza | 7-6,2-6,6-7 |
| UTR Pro Tennis Series - Barcelona | 2021/08/02 08:30 | Alejandro Mendoza v Adria Soriano Barrera | 3-6,2-6 |
| Challenger Segovia | 2021/07/25 15:20 | Carlos Gimeno Valero v Alejandro Mendoza | 6-1,6-1 |