Stadium: Court 4 Round: 25 Ground: Clay
| ITF M15 Novi Sad | 2021/08/03 08:00 | Koray Kirci v Lukas Palovic | 6-3,4-6,7-10 |
| ITF M15 Novi Sad | 2021/08/02 11:00 | Koray Kirci v Aleksandr Kalinin | 6-4,6-2 |
| ITF M15 Novi Sad | 2021/08/01 07:00 | Koray Kirci v Matic Dimic | 7-6,6-4 |
| ITF M15 Novi Sad | 2021/07/27 07:30 | Matic Spec v Koray Kirci | 6-3,7-5 |
| ITF M15 Novi Sad | 2021/07/26 10:30 | Aleksandar Tomas v Koray Kirci | 4-6,2-6 |
| ITF M15 Novi Sad | 2021/07/25 15:00 | Luka Vukovic v Koray Kirci | 3-6,4-6 |
| ITF M15 Antalya | 2021/04/28 10:00 | Jacopo Berrettini v Koray Kirci | 6-2,6-0 |
| ITF M15 Antalya | 2021/04/27 07:00 | Michalis Sakellaridis v Koray Kirci | 1-6,3-6 |
| ITF M25 Bacau | 2021/08/19 13:15 | Oleksii Krutykh v Ilya Snitari | 6-4,6-7,6-4 |
| ITF M25 Bacau | 2021/08/18 08:05 | Bogdan Borza v Ilya Snitari | 4-6,1-6 |
| ITF M25 Bacau | 2021/08/17 06:55 | Petru-Alexandru Luncanu v Ilya Snitari | 4-6,2-6 |
| ITF M25 Bacau | 2021/08/16 13:30 | Radu F Macovei v Ilya Snitari | 0-6,2-6 |
| ITF M15 Curtea de Arges | 2021/08/09 07:00 | Gergely Madarasz v Ilya Snitari | 6-4,6-4 |
| UTR Pro Tennis Series Pazardzhik | 2021/07/18 06:00 | Ilya Snitari v Olexiy Kolisnyk | 7-5,3-6,2-5 |
| 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 |