Stadium: Court 2 Round: 54 Ground: Hardcourt indoor
| ITF M15 Opava | 2021/11/19 09:00 | Danilov, Savriyan v Milos Karol | 6-7,6-3,7-6 |
| ITF M15 Opava | 2021/11/18 11:55 | Boris Butulija v Milos Karol | 4-6,6-4,3-6 |
| Challenger Bratislava | 2021/11/10 13:50 | Milos Karol v Lacko, Lukas | 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 | Simon, Tobias 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 M15 Opava | 2021/11/14 11:00 | Krystof Zapsky v Leyton Rivera | 3-6,4-6 |
| ITF M25 Prague | 2021/10/03 09:00 | Dominik Kellovsky v Krystof Zapsky | 6-3,6-0 |
| UTR Pro Tennis Series Ricany | 2021/09/12 07:30 | Dominik Kellovsky v Krystof Zapsky | 6-1,6-1 |
| UTR Pro Tennis Series Ricany | 2021/09/11 07:30 | Krystof Zapsky v Yanais Laurent | 6-2,6-4 |
| UTR Pro Tennis Series Ricany | 2021/09/10 10:30 | Adam Krischke v Krystof Zapsky | 4-6,1-3 |
| UTR Pro Tennis Series Ricany | 2021/09/07 12:30 | Marek Jaloviec v Krystof Zapsky | 6-3,3-6,5-1 |
| UTR Pro Tennis Series Ricany | 2021/09/06 09:00 | Krystof Zapsky v Jiri Barnat | 0-6,3-6 |
| ITF M25 Ricany | 2021/08/30 09:00 | Marcelo Zormann v Krystof Zapsky | 6-2,6-3 |