Stadium: Court 1 Round: 54 Ground: Clay
| UTR Pro Tennis Series - Ricany | 2021/09/16 07:00 | Jiri Jenicek v Dominik Suc | 6-1,3-6,1-6 |
| UTR Pro Tennis Series - Ricany | 2021/09/15 09:00 | Jiri Jenicek v Marek Jaloviec | 1-6,0-6 |
| UTR Pro Tennis Series - Ricany | 2021/09/14 10:30 | Jiri Jenicek v Andrew Paulson | 3-6,4-5 |
| UTR Pro Tennis Series - Ricany | 2021/09/13 10:30 | Jiri Jenicek v Andrey Chepelev | 4-6,4-6 |
| UTR Pro Tennis Series - Ricany | 2021/09/12 07:30 | Yurii Dzhavakian v Jiri Jenicek | 6-7,6-4,6-7 |
| UTR Pro Tennis Series - Ricany | 2021/09/11 12:00 | Lawrence Bataljin v Jiri Jenicek | 1-6,1-5 |
| UTR Pro Tennis Series - Ricany | 2021/09/09 13:40 | Dominik Kellovsky v Jiri Jenicek | 2-6,6-4,6-1 |
| UTR Pro Tennis Series - Ricany | 2021/09/08 07:30 | Martins Podzus v Jiri Jenicek | 6-2,5-2 |
| ITF - M25 Pardubice | 2021/09/20 08:00 | Tim Handel v Jan Jermar | 6-4,6-3 |
| ITF - M25 Pardubice | 2021/09/19 08:00 | Martin Benes v Jan Jermar | 4-6,4-6 |
| ITF - M15 Zilina | 2021/08/30 07:30 | Jan Jermar v Leyton Rivera | 6-7,3-6 |
| ITF - M25 Poznan | 2021/08/24 08:00 | Leonardo Aboian v Jan Jermar | 6-2,6-4 |
| ITF - M25 Poznan | 2021/08/22 08:00 | Bartlomiej Andrzejczak v Jan Jermar | 6-3,3-6,5-10 |
| ITF - M25 Prostejov | 2021/08/16 07:55 | Mark Havlicek v Jan Jermar | 6-1,6-0 |
| ITF - M25 Prostejov | 2021/08/15 10:00 | Patrik Jancovic v Jan Jermar | 6-7,2-6 |
| ITF - M15 Gdynia | 2021/08/08 08:00 | Yujiro Onuma v Jan Jermar | 6-4,2-6,10-5 |