| ITF M25 Telfs | 2022/07/10 10:00 | Ondrej Horak v Francesco Ferrari | 7-6,5-7,4-10 |
| ITF M25 Poprad | 2022/06/30 09:50 | Ondrej Horak v David Poljak | 0-6,2-6 |
| ITF M25 Poprad | 2022/06/28 07:30 | Radovan Michalik v Ondrej Horak | 0-6,3-6 |
| ITF M25 Poprad | 2022/06/27 08:50 | Ondrej Horak v Jakub Katuch | 6-4,6-3 |
| ITF M25 Poprad | 2022/06/26 07:00 | Ondrej Horak v Dung Em Oliver Dao | 6-2,6-1 |
| Challenger Ostrava | 2022/04/24 10:55 | Ondrej Horak v Alexander Erler | 7-6,2-6,3-6 |
| ITF M15 Sharm El Sheikh | 2022/03/03 09:30 | Ben Patael v Ondrej Horak | 6-4,6-2 |
| ITF M15 Sharm El Sheikh | 2022/03/02 10:40 | Simonas Zukauskas v Ondrej Horak | 6-1,5-7,5-7 |
| UTR Pro Tennis Series Ricany | 2021/09/18 11:30 | Marek Jaloviec v Yann Wojcik | 3-6,0-0 |
| UTR Pro Tennis Series Ricany | 2021/09/17 10:30 | Marek Jaloviec v Dominik Suc | 6-3,7-6 |
| UTR Pro Tennis Series Ricany | 2021/09/16 08:30 | Marek Jaloviec v Andrew Paulson | 6-3,2-6,6-7 |
| UTR Pro Tennis Series Ricany | 2021/09/15 09:00 | Jiri Jenicek v Marek Jaloviec | 1-6,0-6 |
| UTR Pro Tennis Series Ricany | 2021/09/14 10:30 | Andrey Chepelev v Marek Jaloviec | 4-6,7-5,4-5 |
| UTR Pro Tennis Series Ricany | 2021/09/12 09:00 | Andrey Chepelev v Marek Jaloviec | 6-4,3-6,5-2 |
| UTR Pro Tennis Series Ricany | 2021/09/11 09:00 | Marek Jaloviec v Filip Duda | 6-4,5-0 |
| UTR Pro Tennis Series Ricany | 2021/09/09 11:30 | Marek Jaloviec v Jiri Barnat | 6-2,1-6,5-4 |