Stadium: Court 4 Round: 62 Ground: Clay
| ITF M25 Most | 2021/05/25 11:50 | Jiri Krouzek v Facundo Diaz Acosta | 4-6,3-6 |
| ITF M25 Jablonec Nad Nisou | 2021/05/16 08:30 | Jiri Krouzek v Vojtech Mares | 4-6,5-7 |
| ITF M25 Prague | 2021/10/04 12:20 | Milos Karol v Matyas Cerny | 7-6,7-5 |
| ITF M25 Prague | 2021/10/03 13:00 | Matyas Cerny v Dominik Langmajer | 7-6,6-1 |
| ITF M25 Pardubice | 2021/09/21 07:55 | Mikalai Haliak v Matyas Cerny | 6-3,6-1 |
| ITF M25 Pardubice | 2021/09/20 10:00 | Matyas Cerny v Ondrej Horak | 6-2,3-6,10-6 |
| ITF M25 Pardubice | 2021/09/19 11:00 | Matyas Cerny v Dominique Graf | 7-6,6-3 |
| UTR Pro Tennis Series Ricany | 2021/09/19 07:00 | Matyas Cerny v Adam Kozler | 4-6,6-4,5-1 |
| UTR Pro Tennis Series Ricany | 2021/09/18 09:00 | Andrey Chepelev v Matyas Cerny | 1-2 |
| UTR Pro Tennis Series Ricany | 2021/09/17 12:00 | Dominik Recek v Matyas Cerny | 6-2,0-6,3-5 |