Stadium: Court 1 Round: 44 Ground: Clay
| 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 |
| ITF M25 Telavi | 2021/07/27 07:20 | Ondrej Horak v Alexander Boborykin | 2-6,6-3,5-10 |
| ITF M25 Telavi | 2021/07/26 13:10 | Petr Bar Biryukov v Ondrej Horak | 4-6,2-6 |
| ITF M25 Telfs | 2021/07/16 10:00 | Kirill Kivattsev v Ondrej Horak | 6-2,6-2 |
| ITF M25 Telfs | 2021/07/14 07:55 | George Botezan v Ondrej Horak | 6-4,2-6,5-7 |
| ITF M25 Telfs | 2021/07/13 07:30 | Neil Oberleitner v Ondrej Horak | 4-6,4-6 |
| ITF M15 Pescara | 2021/08/18 09:00 | Stefano Battaglino v Alessandro Ragazzi | 7-6,6-4 |
| ITF M15 Pescara | 2021/08/16 13:30 | Maxence Broville v Alessandro Ragazzi | 6-4,4-6,4-10 |
| ITF M15 Pescara | 2021/08/16 07:30 | Antonio Caruso v Alessandro Ragazzi | 3-6,6-4,4-10 |
| ITF M15 Pescara | 2021/08/15 11:30 | Luca Castagnola v Alessandro Ragazzi | 2-6,7-5,10-12 |
| ITF M15 Cairo | 2021/08/03 07:30 | Keisuke Saitoh v Alessandro Ragazzi | 6-4,1-6,11-9 |
| ITF M15 Cairo | 2021/08/02 07:30 | Akram El Sallaly v Alessandro Ragazzi | 4-6,2-6 |
| ITF M15 Cairo | 2021/08/01 09:00 | Bharath Nishok Kumaran v Alessandro Ragazzi | 2-6,4-6 |
| ITF M15 Cairo | 2021/07/27 08:00 | Samuele Pieri v Alessandro Ragazzi | 3-6,6-4,10-6 |