Stadium: Court 4 Round: 62 Ground: Hardcourt outdoor
| ITF M15 Sharm El Sheikh | 2021/10/17 09:30 | Bogdan Seleznev v Pavlos Parson | 4-6,5-7 |
| ITF M15 Sharm El Sheikh | 2021/10/10 10:30 | Pavlos Parson v Simonas Zukauskas | 3-6,1-6 |
| ITF M15 Sharm El Sheikh | 2021/10/05 09:30 | Daiki Yoshimura v Pavlos Parson | 6-2,7-5 |
| ITF M15 Sharm El Sheikh | 2021/10/04 12:00 | Pavlos Parson v Roman Nashatyrkin | 3-6,7-6,10-4 |
| ITF M15 Sharm El Sheikh | 2021/10/03 11:30 | Pavlos Parson v Eirik Groener | 7-6,1-6,11-9 |
| ITF M15 Cairo | 2021/01/17 07:00 | Pavlos Parson v Seita Watanabe | 3-6,5-7 |
| ITF M25 Prague | 2021/10/04 11:15 | Artem Dubrivnyy v Ondrej Horak | 6-4,6-0 |
| ITF M25 Prague | 2021/10/03 10:30 | Matej Galik v Ondrej Horak | 3-6,1-6 |
| ITF M25 Pardubice | 2021/09/20 10:00 | Matyas Cerny v Ondrej Horak | 6-2,3-6,10-6 |
| ITF M25 Ricany | 2021/08/29 08:00 | Ondrej Horak v Lambert Ruland | 1-6,1-6 |
| ITF M15 Bad Waltersdorf | 2021/08/23 09:00 | Ondrej Horak v Alessandro Ragazzi | 3-6,6-4,4-10 |
| ITF M15 Warmbad-Villach | 2021/08/17 08:00 | Philip Bachmaier v Ondrej Horak | 6-2,6-0 |
| ITF M15 Warmbad-Villach | 2021/08/16 12:30 | Leonardo Chiari v Ondrej Horak | 3-6,2-6 |
| ITF M15 Telavi | 2021/08/03 07:25 | Yanki Erel v Ondrej Horak | 6-1,6-4 |