Stadium: Court 10 Round: 44 Ground: Hardcourt outdoor
| ITF M15 Vyshkovo | 2021/09/19 11:00 | Danylo Semenov v Oleksiy Kalynyuk | 2-6,6-0,6-10 |
| ITF M15 Antalya | 2021/03/21 07:00 | Danylo Semenov v Denis Parshutin | 0-6,0-6 |
| ITF M15 Antalya | 2021/02/21 13:00 | Danylo Semenov v Cengiz Aksu | 2-6,0-6 |
| ITF M15 Antalya | 2021/02/07 06:00 | Danylo Semenov v Matheus Pucinelli De Almeida | 0-6,0-6 |
| ITF M15 Doha | 2021/10/07 15:25 | Nico Hornitschek v Aleksandre Bakshi | 2-6,4-6 |
| ITF M15 Doha | 2021/10/06 12:30 | Nico Hornitschek v Felipe Mikkelsen | 4-6,6-3,6-2 |
| ITF M15 Doha | 2021/10/04 12:00 | Dheeraj Kodancha Srinivasan v Nico Hornitschek | 6-7,1-6 |
| ITF M15 Doha | 2021/10/03 12:00 | Radu F Macovei v Nico Hornitschek | 3-6,0-6 |
| ITF M15 Vyshkovo | 2021/09/23 08:30 | Nico Hornitschek v Gergely Madarasz | 4-6,6-2,1-6 |
| ITF M15 Vyshkovo | 2021/09/21 07:00 | Mykhailo Mossur v Nico Hornitschek | 2-6,3-6 |
| ITF M25 Eupen | 2021/09/06 13:30 | Nico Hornitschek v Tom Gentzsch | 4-6,4-6 |
| ITF M25 Eupen | 2021/09/05 07:30 | Massimo Brambati v Nico Hornitschek | 2-6,0-6 |