Stadium: Court 1 Round: 25 Ground: Clay
| ITF M25 Prague | 2021/10/04 08:00 | Jan Jermar v Ibrahim, Hasan | 6-1,7-6 |
| ITF M25 Prague | 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 Poznan | 2021/08/24 08:00 | Leonardo Aboian v Jan Jermar | 6-2,6-4 |
| ITF M25 Poznan | 2021/08/22 08:00 | Andrzejczak, Bartlomiej v Jan Jermar | 6-3,3-6,5-10 |
| Prostejov, Singles M-ITF-CZE-04A | 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 Nejedly, Pavel | 6-1,6-3 |
| ITF M25 Pardubice | 2021/09/23 12:10 | Nejedly, Pavel v Podzus, Martins | 6-3,6-0 |
| ITF M25 Pardubice | 2021/09/23 07:30 | Mark Havlicek v Nejedly, Pavel | 6-7,6-7 |
| Challenger Tulln | 2021/09/05 10:40 | Nejedly, Pavel v Gonzalo Villanueva | 2-6,4-6 |
| ITF M25 Ricany | 2021/09/02 11:05 | Nejedly, Pavel v Zsombor Piros | 4-6,2-6 |
| ITF M25 Ricany | 2021/09/01 07:55 | Andrew Paulson v Nejedly, Pavel | 1-6,0-6 |
| ITF M15 Bratislava | 2021/08/28 09:00 | Nejedly, Pavel v Kalenichenko, Danylo | 4-6,2-6 |
| ITF M15 Bratislava | 2021/08/27 08:00 | Mariano Navone v Nejedly, Pavel | 4-6,3-6 |