Stadium: Court 8 Round: 54 Ground: Clay
| ITF M15 - Telavi | 2021/08/03 09:00 | Mikhail Fufygin v Zsombor Velcz | 6-4,7-6 |
| ITF M15 - Doboj | 2021/07/13 12:30 | Zsombor Velcz v Martin Krumich | 6-3,4-6,6-7 |
| ITF M15 - Antalya | 2021/06/28 06:30 | Zsombor Velcz v Fletcher Scott | 5-7,1-6 |
| ITF M15 - Antalya | 2021/06/23 10:15 | Stefan Palosi v Zsombor Velcz | 6-3,7-6 |
| ITF M15 - Sarajevo | 2021/06/02 15:55 | Zsombor Velcz v Domagoj Biljesko | 7-6,2-6,5-7 |
| ITF M15 - Kouvola | 2021/05/28 07:15 | Anton Matusevich v Zsombor Velcz | 6-1,6-3 |
| ITF M15 - Kouvola | 2021/05/27 12:25 | Joao Victor C Loureiro v Zsombor Velcz | 2-6,6-4,2-6 |
| ITF M15 - Kouvola | 2021/05/26 06:00 | Zsombor Velcz v Francesco Vilardo | 6-1,6-4 |
| ITF M15 - Poprad | 2021/07/05 08:00 | Matias Soto v Matej Galik | 6-3,6-2 |
| ITF M15 - Poprad | 2021/07/04 08:00 | Tomas Krcma v Matej Galik | 1-6,0-6 |
| ITF M25 - Wroclaw | 2021/06/29 08:00 | Matej Galik v Davide Tortora | 2-6,2-6 |
| ITF M25 - Wroclaw | 2021/06/28 09:30 | Marvin Moeller v Matej Galik | 6-3,6-7,11-13 |
| ITF M25 - Wroclaw | 2021/06/27 11:00 | Robertas Vrzesinski v Matej Galik | 3-6,4-6 |
| Challenger Bratislava | 2021/06/06 10:25 | Jiri Lehecka v Matej Galik | 6-0,6-3 |
| ITF M15 - Sarajevo | 2021/06/01 10:30 | Bozo Barun v Matej Galik | 6-3,4-6,10-7 |
| ITF M15 - Sarajevo | 2021/05/31 11:00 | Marino Jakic v Matej Galik | 3-6,3-6 |