Stadium: Court 7 Round: 25 Ground: Clay
| ITF M25 - Pardubice | 2021/09/21 09:30 | Tim Handel v Mark Havlicek | 7-5,6-1 |
| ITF M25 - Pardubice | 2021/09/20 10:00 | Vitek Horak v Mark Havlicek | 6-7,3-6 |
| ITF M25 - Ricany | 2021/08/31 08:00 | Jonas Forejtek v Mark Havlicek | 6-2,6-1 |
| ITF M25 - Ricany | 2021/08/30 10:00 | Mark Havlicek v Caspar Schuetze | 6-1,6-2 |
| ITF M25 - Prostejov | 2021/08/18 09:15 | Zsombor Piros v Mark Havlicek | 6-3,6-2 |
| ITF M25 - Prostejov | 2021/08/17 12:15 | Mark Havlicek v Simon Malis | 6-1,6-2 |
| ITF M25 - Prostejov | 2021/08/16 07:55 | Mark Havlicek v Jan Jermar | 6-1,6-0 |
| ITF M25 - Prostejov | 2021/08/15 09:00 | Timur Mukhtarulin v Mark Havlicek | 3-6,2-6 |
| 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 |
| ITF M15 - Bratislava | 2021/08/26 09:15 | Lukas H Lilleengen v Pavel Nejedly | 2-6,3-6 |
| ITF M15 - Bratislava | 2021/08/25 08:00 | Mikalai Haliak v Pavel Nejedly | 6-1,3-6,1-6 |
| ITF M25 - Prostejov | 2021/08/17 11:50 | Pavel Nejedly v Aldin Setkic | 0-6,2-6 |