Stadium: Center Court Round: 25 Ground: Clay
| ITF M15 Ostrava | 2021/11/21 11:00 | Vitek Horak v Sizya Ernest Kivanda | 2-6,6-7 |
| ITF M15 Antalya | 2021/10/25 08:50 | Vitek Horak v Antonin Bolardt | 2-6,1-6 |
| ITF M15 Antalya | 2021/10/18 12:00 | Vitek Horak v Gian Marco Ortenzi | 6-4,3-6,7-10 |
| ITF M15 Antalya | 2021/10/17 07:00 | Andrej Duric v Vitek Horak | 0-6,1-6 |
| ITF M15 Antalya | 2021/10/11 09:10 | Lambert Ruland v Vitek Horak | 4-6,6-2,10-8 |
| ITF M15 Antalya | 2021/10/10 07:00 | Vitek Horak v Goran Zivotic | 6-4,6-4 |
| ITF M25 Prague | 2021/10/03 13:00 | Milos Karol v Vitek Horak | 6-0,6-1 |
| ITF M25 Pardubice | 2021/09/20 10:00 | Vitek Horak v Mark Havlicek | 6-7,3-6 |