Stadium: Court 11 Round: 44 Ground: Hardcourt outdoor
| ITF M15 Doha | 2021/12/13 13:50 | Maik Steiner v Saud Alhogbani | 6-1,6-2 |
| ITF M15 Antalya | 2021/11/25 07:50 | Maik Steiner v Daniel Michalski | 3-6,1-6 |
| ITF M15 Antalya | 2021/11/24 07:40 | Maik Steiner v Umut Akkoyun | 6-2,6-2 |
| ITF M15 Antalya | 2021/11/23 06:30 | Maik Steiner v Jaime Faria | 6-2,7-5 |
| ITF M15 Antalya | 2021/11/22 06:30 | Maik Steiner v Doruk Turknas | 6-2,6-1 |
| ITF M15 Antalya | 2021/11/21 06:30 | Maik Steiner v Amirhossein Rezaeinezhad | 6-0,6-0 |
| ITF M15 Antalya | 2021/11/16 10:35 | Maik Steiner v Oleksandr Bielinskyi | 2-6,3-6 |
| ITF M15 Antalya | 2021/11/15 11:40 | Maik Steiner v Matthew Beecher | 6-0,6-3 |
| ITF M15 Doha | 2021/12/13 13:25 | Mashari Nawaf v Nico Hornitschek | 0-6,2-6 |
| ITF M15 Cochabamba | 2021/11/16 20:00 | Valerio Aboian v Nico Hornitschek | 6-3,6-3 |
| ITF M15 Doha | 2021/10/20 15:55 | Hanwen Li v Nico Hornitschek | 6-3,6-2 |
| ITF M15 Doha | 2021/10/19 14:20 | Nico Hornitschek v Davud Amirov | 6-1,6-0 |
| ITF M15 Doha | 2021/10/18 16:45 | Nico Hornitschek v Nikshep B Ravikumar | 6-3,6-2 |
| ITF M15 Doha | 2021/10/12 12:30 | Nico Hornitschek v Preston Brown | 2-6,4-6 |
| ITF M15 Doha | 2021/10/11 13:30 | Karlo Cubelic v Nico Hornitschek | 7-5,4-6,6-10 |
| ITF M15 Doha - Kval | 2021/10/10 13:55 | Danylo Semenov v Nico Hornitschek | 2-6,4-6 |