| ITF M15 Opatija | 2019/03/27 13:00 | Deni Zmak v Maxime Chazal | 3-6,6-7 |
| ITF M15 Opatija | 2019/03/26 10:50 | Samuele Ramazzotti v Deni Zmak | 3-6,4-6 |
| ITF M15 Opatija | 2019/03/25 12:35 | Deni Zmak v Darko Jandric | 6-0,6-3 |
| ITF M15 Porec | 2019/03/12 09:00 | Deni Zmak v Gabor Borsos | 3-6,1-6 |
| ITF M15 Porec | 2019/03/11 09:00 | Oleksii Krutykh v Deni Zmak | 3-6,7-6,4-10 |
| ITF Bosnia and Herzegovina F2 | 2018/05/24 11:40 | Elmar Ejupovic v Deni Zmak | 6-4,6-4 |
| ITF Bosnia and Herzegovina F2 | 2018/05/22 09:40 | Deni Zmak v Gorazd Srbljak | 4-6,6-3,6-4 |
| ITF Bosnia and Herzegovina F1 | 2018/05/16 12:30 | Deni Zmak v Tom Kocevar-Desman | 4-6,6-1,1-6 |
| ITF M15 Sharm El Sheikh | 2019/04/10 13:35 | Marat Deviatiarov v Boris Pokotilov | 4-6,5-7 |
| ITF M15 Sharm El Sheikh | 2019/04/04 09:55 | Marat Deviatiarov v Lukas Klein | 5-7,6-7 |
| ITF M15 Sharm El Sheikh | 2019/04/03 13:15 | Luka Pavlovic v Marat Deviatiarov | 4-6,4-6 |
| ITF M15 Sharm El Sheikh | 2019/03/27 09:40 | Gilbert S K Junior v Marat Deviatiarov | 6-3,6-2 |
| ITF M15 Doha | 2019/03/13 14:00 | Marat Deviatiarov v Geoffrey Blancaneaux | 3-6,2-6 |
| ITF M15 Doha | 2019/03/12 14:15 | Dalibor Svrcina v Marat Deviatiarov | 6-3,3-6,1-6 |
| ITF M15 Doha | 2019/03/07 13:55 | Marat Deviatiarov v Marek Semjan | 7-6,3-6,4-6 |
| ITF M15 Doha | 2019/03/06 14:30 | Riccardo Balzerani v Marat Deviatiarov | 6-4,3-6,6-7 |