Stadium: Opatija 2 Round: 25 Ground: Clay
| ITF - M15 Rovinj | 2023/03/15 11:20 | Federico Arnaboldi v Domagoj Biljesko | 6-4,6-3 |
| ITF - M15 Porec | 2023/03/08 09:00 | Sergi Perez Contri v Domagoj Biljesko | 7-6,6-3 |
| UTR Pro - Zadar | 2023/03/05 08:30 | Domagoj Biljesko v Davide Galoppini | 6-0,6-4 |
| UTR Pro - Zadar | 2023/03/04 07:00 | Lucas Gerch v Domagoj Biljesko | 1-6,4-6 |
| UTR Pro - Zadar | 2023/03/03 08:00 | Domagoj Biljesko v Matej Galik | 7-5,6-1 |
| UTR Pro - Zadar | 2023/03/02 12:37 | Domagoj Biljesko v Duje Markovina | 6-1,6-1 |
| UTR Pro - Zadar | 2023/03/01 08:30 | Ivan Karlo Ban v Domagoj Biljesko | 4-6,4-6 |
| UTR Pro - Zadar | 2023/02/28 15:11 | Andrej Nedic v Domagoj Biljesko | 6-2,6-2 |
| ITF - M15 Rovinj | 2023/03/19 10:00 | Matej Dodig v Federico Arnaboldi | 6-0,6-2 |
| ITF - M15 Rovinj | 2023/03/18 10:00 | Fausto Tabacco v Matej Dodig | 2-6,3-6 |
| ITF - M15 Rovinj | 2023/03/17 09:00 | Vuk Radjenovic v Matej Dodig | 0-6,5-7 |
| ITF - M15 Rovinj | 2023/03/16 12:00 | Matej Dodig v David Pichler | 6-3,7-5 |
| ITF - M15 Rovinj | 2023/03/14 11:55 | Stefan Popovic v Matej Dodig | 4-6,0-6 |
| ITF - M15 Porec | 2023/03/09 08:50 | Tommaso Compagnucci v Matej Dodig | 6-3,6-4 |
| ITF - M15 Porec | 2023/03/07 15:20 | Matej Dodig v Gabriele Piraino | 6-1,6-4 |