Estadio: Court 2 Round: 62 Ground: Clay
| 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 15 Antalya | 2021/04/28 10:00 | Jacopo Berrettini v Koray Kirci | 6-2,6-0 |
| ITF 15 Antalya | 2021/04/27 07:00 | Michalis Sakellaridis v Koray Kirci | 1-6,3-6 |
| ITF 15 Antalya | 2021/04/26 09:00 | Louroi Martinez v Koray Kirci | 6-7,3-6 |
| ITF 15 Antalya | 2021/04/25 07:00 | Mirko Lagasio v Koray Kirci | 2-6,6-7 |
| ITF 15 Antalya | 2021/04/20 08:30 | Koray Kirci v Christopher Heyman | 1-6,1-6 |
| ITF M15 Novi Sad | 2021/07/27 09:40 | Matic Dimic v Lazar Milicevic | 7-6,2-6,8-10 |
| ITF M15 Novi Sad | 2021/07/26 09:00 | Matic Dimic v Stevan Popovic | 2-6,6-3,10-7 |
| ITF M15 Novi Sad | 2021/07/25 08:15 | Matic Dimic v Andrej Krajcik | 6-4,5-7,10-8 |
| ITF M25 Velenje | 2021/07/04 07:30 | Matic Dimic v Nicolas Parizzia | 3-6,4-6 |
| ITF M15 Heraklion | 2021/05/30 09:00 | Matic Dimic v Christian Sigsgaard | 3-6,2-6 |
| ITF M15 Heraklion | 2021/05/23 08:00 | Matic Dimic v Christos Keisidis | 2-6,4-6 |
| ITF M15 Sibenik | 2021/05/16 10:00 | Duje Kekez v Matic Dimic | 6-2,6-0 |
| ITF M15 Prijedor | 2021/05/11 08:00 | Matic Dimic v Bozo Barun | 2-6,6-2,7-10 |