| ITF M15 Porec | 2020/03/08 14:20 | Deni Zmak v Domagoj Biljesko | 6-2,6-2 |
| UTR Pro Tennis Series Zadar | 2021/11/20 10:30 | Deni Zmak v Alen Rogic-Hadzalic | 4-6,6-3,5-1 |
| UTR Pro Tennis Series Zadar | 2021/11/19 09:00 | Deni Zmak v Christos Keisidis | 6-1,6-0 |
| UTR Pro Tennis Series Zadar | 2021/11/18 12:00 | Deni Zmak v Alexander Lazov | 6-3,6-7,5-3 |
| UTR Pro Tennis Series Zadar | 2021/11/16 13:00 | Deni Zmak v Graham Maassen | 4-6,6-1,6-2 |
| UTR Pro Tennis Series Zadar | 2021/11/15 09:00 | Jose A R Rodriguez v Deni Zmak | 1-6,1-5 |
| UTR Pro Tennis Series Copenhagen | 2021/10/23 08:30 | Simon Friis Soendergaard v Deni Zmak | 5-7,1-6 |
| UTR Pro Tennis Series Copenhagen | 2021/10/21 07:00 | Deni Zmak v Albert P Hansen | 6-1,6-1 |
| UTR Pro Tennis Series Copenhagen | 2021/10/20 08:30 | Deni Zmak v Jose Antonio Rodriguez Rodriguez | 6-1,5-2 |
| UTR Pro Tennis Series Zadar | 2021/11/20 12:24 | Domagoj Biljesko v Vladyslav Manafov | 6-7,6-2,6-6 |
| UTR Pro Tennis Series Zadar | 2021/11/19 09:00 | Drazen Petrovic v Domagoj Biljesko | 0-0 |
| UTR Pro Tennis Series Zadar | 2021/11/18 09:00 | Lawrence Bataljin v Domagoj Biljesko | 1-6,1-6 |
| UTR Pro Tennis Series Zadar | 2021/11/15 13:30 | Michalis Sakellaridis v Domagoj Biljesko | 1-6,1-6 |
| UTR Pro Tennis Series Zadar | 2021/11/14 14:30 | Petar Pjevcevic v Domagoj Biljesko | 3-6,6-4,2-6 |
| ITF M25 Skopje | 2021/09/27 10:00 | Domagoj Biljesko v Michele Vianello | 6-2,4-6,6-10 |
| ITF M15 Pirot | 2021/09/22 08:00 | Domagoj Biljesko v Calin Manda | 1-6,4-6 |
| ITF M15 Zlatibor | 2021/09/16 08:00 | Domagoj Biljesko v Oleg Prihodko | 2-6,3-6 |