| UTR Pro Tennis Series Barcelona | 2021/10/02 11:30 | Pol Fernandez v Xavier Gabarro | 7-6,2-0 |
| UTR Pro Tennis Series Barcelona | 2021/10/01 09:30 | Alexis Klegou v Xavier Gabarro | 6-0,5-2 |
| UTR Pro Tennis Series Barcelona | 2021/09/30 09:30 | Thomas Laurent v Xavier Gabarro | 6-2,6-2 |
| UTR Pro Tennis Series Barcelona | 2021/09/28 09:30 | Bekkhan Atlangeriev v Xavier Gabarro | 6-3,5-1 |
| UTR Pro Tennis Series Barcelona | 2021/09/27 08:00 | Xavier Gabarro v Richard Zusman | 3-6,6-6 |
| ITF M15 Melilla | 2021/09/21 08:00 | Xavier Gabarro v Kirill Mishkin | 3-6,2-6 |
| ITF M15 Melilla | 2021/09/20 14:30 | Xavier Gabarro v Jesus Martinez Garcia | 6-1,6-1 |
| ITF M25 Madrid | 2021/09/15 06:45 | Valentin Lapalu v Xavier Gabarro | 6-3,6-4 |
| Challenger Santiago | 2021/10/04 22:55 | Diego F Flores v Nick Chappell | 3-6,6-3,5-7 |
| ITF M15 Melilla | 2021/09/25 07:00 | Oscar Mesquida Berg v Diego F Flores | 6-3,7-5 |
| ITF M15 Melilla | 2021/09/24 10:00 | Aaron Cohen v Diego F Flores | 3-6,6-4,3-6 |
| ITF M25 Sintra | 2021/09/15 11:55 | Yuta Shimizu v Diego F Flores | 6-2,6-7,6-2 |
| ITF M25 Sintra | 2021/09/14 13:15 | Diego F Flores v Hans Albert Schubert | 6-2,6-3 |
| ITF M25 Sintra | 2021/09/13 15:05 | Diego F Flores v Jaime Faria | 6-3,6-2 |
| ITF M25 Sintra | 2021/09/07 08:30 | Diego F Flores v Daniel Little | 6-4,0-6,6-10 |
| ITF M25 Sintra | 2021/09/06 10:05 | Diego F Flores v Alan Gleeson | 6-3,6-3 |