Stadium: Court 2 Round: 25 Ground: Hardcourt outdoor
| ITF M15 Castelo Branco | 2021/07/29 08:30 | Martin Breysach v Duarte Vale | 2-6,4-6 |
| ITF M15 Castelo Branco | 2021/07/27 12:10 | Naoki Tajima v Martin Breysach | 6-3,2-6,2-6 |
| ITF M25 Idanha-A-Nova | 2021/07/11 10:30 | Osgar O'Hoisin v Martin Breysach | 6-4,6-4 |
| ITF M15 Almada | 2021/07/07 08:30 | Martin Breysach v Harry Wendelken | 3-6,3-6 |
| ITF M15 Heraklion | 2021/06/09 13:00 | Yaron Guberman v Martin Breysach | 3-6,1-6 |
| ITF M15 Heraklion | 2021/06/03 09:30 | Nicolas Alvarez Varona v Martin Breysach | 6-3,6-3 |
| ITF M15 Heraklion | 2021/06/01 08:00 | Aristotelis Thanos v Martin Breysach | 3-6,3-6 |
| ITF M15 Heraklion | 2021/05/26 11:55 | Yshai Oliel v Martin Breysach | 6-2,6-0 |
| ITF M15 Monastir | 2021/08/08 09:30 | Jeremy Beale v Matthew Dellavedova | 3-6,6-4,10-7 |
| ITF M15 Monastir | 2021/07/30 07:30 | Jeremy Beale v Gabriele Bosio | 6-2,6-1 |
| ITF M15 Monastir | 2021/07/29 08:00 | Erik Crepaldi v Jeremy Beale | 1-6,4-6 |
| ITF M15 Monastir | 2021/07/28 10:45 | Jeremy Beale v Maxence Beauge | 6-3,7-5 |
| ITF M15 Monastir | 2021/07/22 08:30 | Jeremy Beale v Gabriele Bosio | 2-6,1-6 |
| ITF M15 Monastir | 2021/07/21 11:40 | Jeremy Beale v Samuel Vincent Ruggeri | 6-1,3-6,6-1 |
| ITF M15 Monastir | 2021/07/17 08:30 | Jeremy Beale v Rinky Hijikata | 2-6,2-6 |
| ITF M15 Monastir | 2021/07/16 08:30 | Jeremy Beale v Kazuma Kawachi | 6-4,6-3 |