Stadium: Court 5 Round: 62 Ground: Clay
| Challenger Maia | 2021/12/05 11:00 | Gergely Madarasz v Adrian Oetzbach | 4-6,6-4,6-3 |
| ITF M15 Sharm El Sheikh | 2021/11/17 11:45 | Tsung-Hao Huang v Adrian Oetzbach | 7-6,6-0 |
| ITF M15 Sharm El Sheikh | 2021/11/16 10:00 | Leonid Sheyngezikht v Adrian Oetzbach | 2-6,2-6 |
| ITF M15 Sharm El Sheikh | 2021/11/15 11:30 | Nikita Ianin v Adrian Oetzbach | 6-7,3-6 |
| ITF M15 Sharm El Sheikh | 2021/11/10 10:20 | Adrian Oetzbach v Emiliano Maggioli | 3-6,4-6 |
| ITF M15 Sharm El Sheikh | 2021/11/09 09:10 | Adrian Oetzbach v Mason Recci | 6-7,7-6,10-4 |
| ITF M15 Sharm El Sheikh | 2021/11/08 09:00 | Henrique S Gomes v Adrian Oetzbach | 1-6,1-6 |
| ITF M15 Sharm El Sheikh | 2021/11/07 13:00 | Adrian Oetzbach v Petar Teodorovic | 2-6,6-2,10-3 |
| ITF M15 Antalya | 2021/12/13 10:50 | Mohamed Ali Abibsi v Svyatoslav Ilnytskyy | 2-6,6-2,10-7 |
| ITF M15 Antalya | 2021/12/12 06:30 | Daniil Gusev v Svyatoslav Ilnytskyy | 1-6,3-6 |
| ITF M15 Antalya | 2021/12/07 08:30 | Svyatoslav Ilnytskyy v Obrad Markovski | 6-7,2-6 |
| ITF M15 Antalya | 2021/12/05 06:00 | Maksim Maslov v Svyatoslav Ilnytskyy | 0-6,0-6 |
| ITF M25 Prague | 2021/10/03 13:00 | Boris Fassbender v Svyatoslav Ilnytskyy | 7-5,6-4 |
| ITF M25 Budapest | 2021/09/29 10:30 | Svyatoslav Ilnytskyy v Peter Fajta | 2-6,0-6 |
| ITF M25 Budapest | 2021/09/27 12:10 | Edward Hubner v Svyatoslav Ilnytskyy | 5-7,4-6 |
| ITF M15 Vyshkovo | 2021/09/20 07:00 | Federico Campana v Svyatoslav Ilnytskyy | 6-1,6-1 |