Stadium: Court 1 Round: 28 Ground: Clay
| ITF M15 Osijek | 2023/05/05 08:55 | Matej Dodig v Neil Oberleitner | 4-6,7-6,4-6 |
| ITF M15 Kottingbrunn | 2023/08/18 08:00 | Gabriele Bosio v Matej Dodig | 7-6,4-6,4-6 |
| ITF M15 Kottingbrunn | 2023/08/17 08:00 | Matej Dodig v Gerald Melzer | 6-4,7-5 |
| ITF M15 Kottingbrunn | 2023/08/16 12:30 | Maks Meh v Matej Dodig | 5-7,4-6 |
| ITF M25 Osijek | 2023/08/11 08:25 | Sebastian Gima v Matej Dodig | 7-6,6-2 |
| ITF M25 Osijek | 2023/08/10 07:55 | Kristijan Juhas v Matej Dodig | 4-6,4-6 |
| ITF M25 Osijek | 2023/08/09 13:00 | Nikola Basic v Matej Dodig | 1-6,2-6 |
| ITF M15 Novi Sad | 2023/08/06 07:30 | Stefan Popovic v Matej Dodig | 6-4,2-6,3-6 |
| ITF M15 Novi Sad | 2023/08/05 08:00 | Matej Dodig v Dusan Obradovic | 7-6,6-3 |
| ITF M15 Kottingbrunn | 2023/08/18 11:30 | Neil Oberleitner v Luka Mikrut | 2-6,6-4,7-6 |
| ITF M15 Kottingbrunn | 2023/08/17 09:35 | Neil Oberleitner v Yannik Kelm | 6-4,7-6 |
| Challenger Banja Luka | 2023/08/07 12:20 | Stefan Popovic v Neil Oberleitner | 6-4,6-2 |
| Challenger Liberec | 2023/07/30 08:00 | Dominik Recek v Neil Oberleitner | 3-6,6-4,6-4 |
| Challenger Astana | 2023/07/27 07:25 | Alexander Zgirovsky v Neil Oberleitner | 7-6,6-2 |
| Challenger Astana | 2023/07/25 05:35 | Neil Oberleitner v Sidharth Rawat | 6-1,6-2 |
| Challenger Tampere | 2023/07/17 09:00 | Remy Bertola v Neil Oberleitner | 4-6,6-3,6-2 |
| Challenger Tampere | 2023/07/16 09:20 | Neil Oberleitner v Eric Vanshelboim | 6-2,6-1 |