Stadium: Court 4 Round: 62 Ground: Clay
| ITF M15 Heraklion | 2020/11/24 08:30 | Josip Krstanovic v Timo Stodder | 1-6,4-6 |
| ITF M15 Heraklion | 2020/11/23 10:00 | Stefanos Sakellaridis v Josip Krstanovic | 4-6,1-6 |
| ITF M15 Heraklion | 2020/11/08 12:00 | Josip Krstanovic v Sebastian Gima | 6-7,2-6 |
| ITF M15 Heraklion | 2020/10/26 07:30 | Riccardo Balzerani v Josip Krstanovic | 4-6,7-6,10-7 |
| ITF M15 Heraklion | 2020/10/25 07:30 | Daniel O'Neill v Josip Krstanovic | 0-6,3-6 |
| Adriatic Tennis Series | 2020/06/15 16:45 | Carlos Gomez-Herrera v Josip Krstanovic | 1-6,6-3,10-5 |
| ITF M25 Sunderland | 2020/02/24 10:00 | Josip Krstanovic v Patrick Foley | 1-6,1-6 |
| ITF M25 Sunderland | 2020/02/23 11:30 | Mats Rosenkranz v Josip Krstanovic | 6-3,1-6,8-10 |
| ITF M15 Antalya | 2020/11/29 06:00 | Gabriel Donev v Enes Donmezer | 6-0,6-1 |
| ITF M15 Antalya | 2020/03/08 08:00 | Enes Donmezer v Besir Durguti | 0-2 |
| ITF M15 Antalya | 2020/02/16 07:00 | Francesco Cano v Enes Donmezer | 6-2,6-1 |
| ITF M15 Antalya | 2020/02/11 08:30 | Maxime Hamou v Enes Donmezer | 6-0,6-1 |
| ITF M15 Antalya Qual | 2019/12/08 09:30 | Luca Castagnola v Enes Donmezer | 6-0,6-2 |
| ITF M15 Antalya | 2019/11/17 06:30 | Enes Donmezer v Mihailo Radosavljevic | 4-6,4-6 |
| ITF M15 Antalya | 2019/11/10 06:30 | Enes Donmezer v Tristan Boyer | 2-6,1-6 |
| ITF Turkey F34 | 2018/10/27 07:00 | Stefan Cizelj-Zivkovic v Enes Donmezer | 6-2,7-5 |