Stadium: Court 2 Round: 25 Ground: Clay
| ITF M15 Antalya | 2021/10/26 07:00 | Koray Kirci v Antonin Bolardt | 6-3,6-2 |
| ITF M15 Antalya | 2021/10/25 09:00 | Koray Kirci v Amer Naow | 6-3,6-3 |
| ITF M15 Antalya | 2021/10/24 07:00 | Koray Kirci v Kevin Portmann | 6-1,6-1 |
| ITF M25 Skopje | 2021/09/29 07:30 | Luigi Sorrentino v Koray Kirci | 6-2,6-2 |
| Challenger Istanbul | 2021/09/14 07:50 | Marc Polmans v Koray Kirci | 6-3,6-2 |
| ITF M15 Chornomorsk | 2021/08/31 07:00 | Koray Kirci v Ilya Snitari | 1-6,5-7 |
| 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 M25 Skopje | 2021/09/29 09:05 | Rrezart Cungu v Stefano Battaglino | 0-6,6-2,4-6 |
| ITF M15 Ulcinj | 2021/09/26 08:55 | Rrezart Cungu v Samuel Vincent Ruggeri | 6-3,2-6,6-1 |
| ITF M15 Ulcinj | 2021/09/25 08:00 | Franco Emanuel Egea v Rrezart Cungu | 3-6,3-6 |
| ITF M15 Ulcinj | 2021/09/24 12:15 | Rrezart Cungu v Max Houkes | 6-2,6-4 |
| ITF M15 Ulcinj | 2021/09/23 09:30 | Marcello Serafini v Rrezart Cungu | 4-6,3-6 |
| ITF M15 Ulcinj | 2021/09/22 10:00 | Frane Nincevic v Rrezart Cungu | 3-6,3-6 |
| ITF M15 Ulcinj | 2021/09/20 13:30 | Rrezart Cungu v Giannicola Misasi | 6-4,6-0 |
| ITF M15 Ulcinj | 2021/09/20 08:00 | Rrezart Cungu v Tim Loosen | 6-4,6-2 |