Stadium: Court 4 Round: 25 Ground: Hardcourt outdoor
| ITF M15 Cairo | 2021/08/05 09:40 | Mathys Erhard v Oleksandr Ovcharenko | 4-6,1-6 |
| ITF M15 Cairo | 2021/08/04 10:55 | Gustavo Heide v Mathys Erhard | 0-6,1-6 |
| ITF M15 Cairo | 2021/08/03 07:20 | Mathys Erhard v Menelaos Efstathiou | 5-7,6-3,10-3 |
| ITF M15 Cairo | 2021/08/02 08:30 | Mathys Erhard v Karim El Feky | 6-2,6-1 |
| ITF M15 Cairo | 2021/07/28 08:00 | Quentin Folliot v Mathys Erhard | 6-3,6-4 |
| ITF M15 Cairo | 2021/07/27 10:00 | Mathys Erhard v Edoardo Zanada | 6-0,4-6,10-8 |
| ITF M15 Cairo | 2021/07/26 08:00 | Mathys Erhard v Federico Campana | 6-1,6-4 |
| ITF M15 Cairo | 2021/07/25 07:00 | Mathys Erhard v Bharath Nishok Kumaran | 6-0,6-2 |
| 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 |