Stadium: Court 2 Round: 25 Ground: Carpet indoor
| Challenger Bratislava | 2021/11/10 13:50 | Milos Karol v Lukas Lacko | 4-6,3-6 |
| Challenger Bratislava | 2021/11/08 11:50 | Milos Karol v Alexander Shevchenko | 7-6,6-4 |
| Challenger Bratislava | 2021/11/07 14:35 | Ergi Kirkin v Milos Karol | 1-6,6-7 |
| ITF M25 Prague | 2021/10/07 14:05 | Tobias Simon v Milos Karol | 6-4,4-6,7-6 |
| ITF M25 Prague | 2021/10/06 10:15 | Dominik Kellovsky v Milos Karol | 5-7,4-6 |
| 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 | Milos Karol v Vitek Horak | 6-0,6-1 |
| ITF M25 Budapest | 2021/09/30 09:00 | Milos Karol v Mate Valkusz | 6-7,0-6 |
| Challenger Brest | 2021/10/24 08:30 | Alexey Vatutin v Pavel Nejedly | 6-0,6-0 |
| Challenger Losinj | 2021/10/18 08:00 | Filip Misolic v Pavel Nejedly | 6-2,6-1 |
| Challenger Losinj | 2021/10/17 08:00 | Fabian Fallert v Pavel Nejedly | 4-6,2-6 |
| ITF M25 Prague | 2021/10/07 11:55 | David Poljak v Pavel Nejedly | 6-3,3-6,6-2 |
| ITF M25 Prague | 2021/10/05 08:00 | Jan Jermar v Pavel Nejedly | 4-6,0-6 |
| ITF M25 Pardubice | 2021/09/24 11:00 | Henri Squire v Pavel Nejedly | 6-1,6-3 |
| ITF M25 Pardubice | 2021/09/23 12:10 | Pavel Nejedly v Martins Podzus | 6-3,6-0 |
| ITF M25 Pardubice | 2021/09/23 07:30 | Mark Havlicek v Pavel Nejedly | 6-7,6-7 |