Stadion: Court 1 Round: 25 Ground: Clay
| ITF - M25 - Prag | 2021/10/04 08:00 | Jan Jermar v Hasan Ibrahim | 6-1,7-6 |
| ITF - M25 - Prag | 2021/10/03 08:00 | Jiri Jenicek v Jan Jermar | 6-4,4-6,6-10 |
| 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 - Posen | 2021/08/24 08:00 | Leonardo Aboian v Jan Jermar | 6-2,6-4 |
| ITF - M25 - Posen | 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 - 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 |
| Challenger - Tulln | 2021/09/05 10:40 | Pavel Nejedly v Gonzalo Villanueva | 2-6,4-6 |
| ITF - M25 - Ricany | 2021/09/02 11:05 | Pavel Nejedly v Zsombor Piros | 4-6,2-6 |
| ITF - M25 - Ricany | 2021/09/01 07:55 | Andrew Paulson v Pavel Nejedly | 1-6,0-6 |
| ITF - M15 - Bratislava | 2021/08/28 09:00 | Pavel Nejedly v Danylo Kalenichenko | 4-6,2-6 |
| ITF - M15 - Bratislava | 2021/08/27 08:00 | Mariano Navone v Pavel Nejedly | 4-6,3-6 |