Stadium: Court 3 Round: 62 Ground: Clay
| ITF M15 Antalya | 2021/10/24 07:00 | Mert Ramadan v Mark Havlicek | 5-7,5-7 |
| ITF M15 Antalya | 2021/10/17 07:00 | Dominik Recek v Mark Havlicek | 6-2,6-3 |
| ITF M15 Antalya | 2021/10/12 07:00 | Federico Campana v Mark Havlicek | 6-4,6-3 |
| ITF M15 Antalya | 2021/10/11 11:45 | Juan Estevez v Mark Havlicek | 6-7,0-6 |
| ITF M15 Antalya | 2021/10/10 07:00 | Leyton Rivera v Mark Havlicek | 2-6,2-6 |
| ITF M25 Prague | 2021/10/03 11:30 | Lukas Velik v Mark Havlicek | 4-6,6-3,10-7 |
| ITF M25 Budapest | 2021/09/29 07:25 | Mark Havlicek v Milos Karol | 2-6,7-6,4-6 |
| ITF M25 Budapest | 2021/09/27 14:25 | Mark Havlicek v Horst Rieder | 6-4,6-2 |
| ITF M15 Antalya | 2021/10/24 07:00 | Edoardo Zanada v Aliaksandr Bulitski | 7-5,3-6,13-15 |
| ITF M15 Antalya | 2021/10/19 07:00 | Gabriele Maria Noce v Aliaksandr Bulitski | 2-6,7-6,10-3 |
| ITF M15 Antalya | 2021/10/18 07:00 | Dominik Recek v Aliaksandr Bulitski | 3-6,2-6 |
| ITF M15 Allershausen | 2021/09/01 09:00 | Aliaksandr Bulitski v Matthew Romios | 4-6,6-7 |
| ITF M15 Allershausen | 2021/08/31 08:00 | Aliaksandr Bulitski v Giulio Colacioppo | 6-4,6-3 |
| ITF M25 Trier | 2021/08/26 09:30 | Aliaksandr Bulitski v Mick Veldheer | 3-6,3-6 |
| ITF M25 Trier | 2021/08/23 11:30 | Aliaksandr Bulitski v Fred Olivier Schommer | 6-0,6-4 |
| ITF M25 Trier | 2021/08/23 08:30 | Aliaksandr Bulitski v Antoine Monaco | 6-1,6-4 |