| UTR Pro Tennis Series - Říčany | 2021/09/08 09:00 | Dominik Kellovsky v Marcelo Zormann | 6-4,5-1 |
| UTR Pro Tennis Series - Říčany | 2021/09/07 10:30 | Dominik Kellovsky v Janos Fekete | 0-6,0-5 |
| UTR Pro Tennis Series - Říčany | 2021/09/06 07:30 | Dominik Kellovsky v Martins Podzus | 3-6,7-5,4-6 |
| ITF M15 Žilina | 2021/09/01 10:55 | Lukas H Lilleengen v Dominik Kellovsky | 6-4,1-6,7-6 |
| ITF M15 Žilina | 2021/08/31 09:30 | Dominik Kellovsky v Tomas Lanik | 6-1,6-4 |
| ITF M15 Žilina | 2021/08/30 11:30 | Dominik Kellovsky v Sven Corbinais | 3-6,6-2,10-6 |
| ITF M15 Lodž | 2021/08/16 14:00 | Dominik Kellovsky v Valerio Aboian | 0-6,1-6 |
| ITF M25 Frankfurt nad Mohanem | 2021/08/09 10:50 | Daniel Cukierman v Dominik Kellovsky | 6-2,6-3 |
| UTR Pro Tennis Series - Říčany | 2021/09/08 07:30 | Martins Podzus v Jiri Jenicek | 6-2,5-2 |
| UTR Pro Tennis Series - Říčany | 2021/09/06 07:30 | Janos Fekete v Jiri Jenicek | 4-6,4-5 |
| ITF M25 Říčany | 2021/08/31 09:20 | Jiri Jenicek v Ryan Peniston | 2-6,0-6 |
| Challenger Praha | 2021/08/22 11:35 | Jiri Jenicek v Elmar Ejupovic | 2-6,1-6 |
| ITF M25 Prostějov | 2021/08/18 09:45 | Jiri Jenicek v Facundo Diaz Acosta | 0-6,0-6 |
| ITF M25 Prostějov | 2021/08/16 11:00 | Nino Stettner v Jiri Jenicek | 2-6,1-6 |
| ITF M25 Most | 2021/05/23 14:00 | Jiri Jenicek v Petr Cervinka | 3-6,6-3,3-10 |
| ITF M25 Jablonec Nad Nisou | 2021/05/18 07:55 | Tomas Papik v Jiri Jenicek | 6-2,7-5 |