| UTR Pro Tennis Series Pazardzhik | 2021/07/16 07:30 | Iliyan Radulov v Ilya Snitari | 3-6,2-6 |
| UTR Pro Tennis Series Pazardzhik | 2021/07/15 10:30 | Dian Nedev v Ilya Snitari | 4-6,6-4,1-6 |
| UTR Pro Tennis Series Pazardzhik | 2021/07/14 06:00 | Petyr Kardzhiev v Ilya Snitari | 0-6,0-6 |
| UTR Pro Tennis Series Pazardzhik | 2021/07/12 07:30 | Prodanov, Denislav v Ilya Snitari | 1-6,1-6 |
| ITF M15 Sofia | 2021/07/04 06:30 | Ilya Snitari v Tommaso Compagnucci | 6-7,6-2,7-10 |
| Coupe Davis | 2021/06/25 08:00 | GALVANI S. v Ilya Snitari | 2-6,1-6 |
| Coupe Davis | 2021/06/22 08:00 | Damien Gelabert v Ilya Snitari | 1-6,2-6 |
| ITF - M15 Bucarest | 2021/05/26 07:00 | Ignatik, Uladzimir v Ilya Snitari | 6-2,6-7,6-4 |
| UTR Pro Tennis Series Pazardzhik | 2021/07/17 07:00 | Gorazd Srbljak v Kolisnyk, Olexiy | 0-6,6-4,3-6 |
| UTR Pro Tennis Series Pazardzhik | 2021/07/16 09:00 | Kolisnyk, Olexiy v Dmitrii Vasilev | 6-3,6-4 |
| UTR Pro Tennis Series Pazardzhik | 2021/07/15 07:30 | Kolisnyk, Olexiy v Yanais Laurent | 6-4,3-6,6-4 |
| UTR Pro Tennis Series Pazardzhik | 2021/07/14 10:30 | Anthony Genov v Kolisnyk, Olexiy | 1-4 |
| UTR Pro Tennis Series Pazardzhik | 2021/07/13 06:00 | Adriano Dzhenev v Kolisnyk, Olexiy | 1-6,2-6 |
| UTR Pro Tennis Series Beograd | 2021/07/11 08:30 | Kolisnyk, Olexiy v Thirouin, Jean | 7-6,3-6,3-5 |
| UTR Pro Tennis Series Beograd | 2021/07/10 11:30 | Kolisnyk, Olexiy v Luka Pavlovic | 4-6,6-1,6-2 |
| UTR Pro Tennis Series Beograd | 2021/07/09 07:30 | de La Bassetiere, Constant v Kolisnyk, Olexiy | 6-7,4-5 |