Stadium: Court 21 Round: 25 Ground: Clay
| ITF Poland F7 | 2018/08/13 12:25 | Christopher Heyman v Michal Dembek | 6-2,7-5 |
| ITF M15 Bratislava | 2021/03/13 09:30 | Fabian Marozsan v Michal Dembek | 3-6,6-3,6-0 |
| ITF M15 Bratislava | 2021/03/12 09:00 | Michal Dembek v Aleksander Orlikowski | 7-6,2-6,6-3 |
| ITF M15 Bratislava | 2021/03/11 10:50 | Gabriel Petit v Michal Dembek | 3-6,3-6 |
| ITF M15 Bratislava | 2021/03/10 15:00 | Petr Nouza v Michal Dembek | 7-6,6-7,4-6 |
| ITF M15 Bratislava | 2021/03/04 10:15 | Michal Dembek v Jurgen Briand | 3-6,4-6 |
| ITF M15 Bratislava | 2021/03/02 13:00 | Aleksander Orlikowski v Michal Dembek | 6-7,6-1,6-7 |
| ITF M15 Nur-Sultan | 2021/02/14 04:55 | Riccardo Balzerani v Michal Dembek | 3-6,6-7 |
| ITF M15 Nur-Sultan | 2021/02/13 05:00 | Michal Dembek v Francesco Forti | 6-2,6-0 |
| Challenger Lille | 2021/03/22 10:00 | Christopher Heyman v Jurgen Briand | 4-6,6-3,2-6 |
| Challenger Lille | 2021/03/21 09:00 | Adrian Andreev v Christopher Heyman | 4-6,6-3,3-6 |
| ITF M25 Vale Do Lobo | 2021/03/11 10:30 | Louis Dussin v Christopher Heyman | 0-6,6-4,7-6 |
| ITF M25 Vale Do Lobo | 2021/03/10 11:25 | Tiago Cacao v Christopher Heyman | 3-6,2-6 |
| ITF M15 Monastir | 2021/02/16 09:30 | Stuart Parker v Christopher Heyman | 4-6,6-1,6-3 |
| ITF M15 Monastir | 2021/02/09 11:25 | Alexis Gautier v Christopher Heyman | 6-1,7-6 |
| ITF M15 Monastir | 2021/02/03 08:30 | Moez Echargui v Christopher Heyman | 6-1,6-1 |
| ITF M15 Bratislava | 2020/11/24 15:20 | Peter Fajta v Christopher Heyman | 6-7,6-4,6-3 |