| UTR Pro Tennis Series Barcelona | 2021/08/06 10:00 | Osgar O'Hoisin v Nicolas Bianchi | 4-6,6-0,6-4 |
| UTR Pro Tennis Series Barcelona | 2021/08/04 08:30 | Osgar O'Hoisin v Kuzey Cekirge | 3-6,6-7 |
| UTR Pro Tennis Series Barcelona | 2021/08/03 07:00 | Osgar O'Hoisin v Xavier Gabarro | 6-3,6-2 |
| UTR Pro Tennis Series Barcelona | 2021/08/02 11:30 | Pol Fernandez v Osgar O'Hoisin | 6-7,7-6,1-6 |
| ITF M15 Castelo Branco | 2021/07/26 11:00 | Sahar Simon v Osgar O'Hoisin | 4-6,6-4,10-6 |
| ITF M15 Castelo Branco | 2021/07/25 08:00 | Osgar O'Hoisin v Ivan Zaytsev | 7-5,6-0 |
| ITF M25 Idanha-A-Nova | 2021/07/18 10:30 | Raphael Lambling v Osgar O'Hoisin | 1-6,6-3,10-7 |
| ITF M25 Idanha-A-Nova | 2021/07/13 08:00 | Yasha Zemel v Osgar O'Hoisin | 6-4,4-6,12-10 |
| UTR Pro Tennis Series Barcelona | 2021/08/06 08:30 | Francois Musitelli v Adria Soriano Barrera | 6-7,2-5 |
| UTR Pro Tennis Series Barcelona | 2021/08/05 07:00 | Francois Musitelli v Alejandro Mendoza | 6-3,5-2 |
| UTR Pro Tennis Series Barcelona | 2021/08/04 10:00 | Jaume Pla Malfeito v Francois Musitelli | 4-6,0-5 |
| UTR Pro Tennis Series Barcelona | 2021/08/03 11:30 | Jordi Munoz-Abreu v Francois Musitelli | 2-6,2-5 |
| UTR Pro Tennis Series Mulheim | 2021/07/30 12:56 | Vasile Antonescu v Francois Musitelli | 6-1,6-4 |
| UTR Pro Tennis Series Mulheim | 2021/07/30 08:30 | Francois Musitelli v Maxim Verboven | 6-1,6-2 |
| UTR Pro Tennis Series Mulheim | 2021/07/29 15:00 | Francois Musitelli v Herman M M Knoop | 7-6,6-2 |
| UTR Pro Tennis Series Mulheim | 2021/07/29 07:00 | Ryan Goetz v Francois Musitelli | 4-6,6-3,6-7 |