Stadium: Court 1 Round: 44 Ground: Clay
| ITF M15 Prijedor | 2023/05/19 07:00 | Radomir Tomic v Zak Talic | 6-3,4-6,10-3 |
| ITF M15 Prijedor | 2023/05/17 09:15 | Zak Talic v Luka Veselic | 3-6,6-1,10-7 |
| ITF M15 Doboj | 2023/05/09 08:00 | Zak Talic v Lucio Carnevalle | 6-7,2-6 |
| ITF M15 Doboj | 2023/05/08 10:30 | Zak Talic v Elias Julian Werner | 6-1,6-0 |
| ITF M15 Osijek | 2023/05/01 07:55 | Zak Talic v Vito Dell'Elba | 1-6,6-7 |
| ITF M15 Meerbusch | 2023/04/24 12:00 | Tom Schonenberg v Zak Talic | 6-2,6-3 |
| ITF M15 Meerbusch | 2023/04/23 08:00 | Felix Einig v Zak Talic | 5-7,5-7 |
| ITF M25 Canberra | 2023/03/20 00:00 | Zak Talic v Charles J Kinaadman | 1-6,2-6 |
| ITF M15 Osijek | 2023/04/30 14:00 | Federico Mirgone v Aleksa Mardjonovic | 6-3,2-6,10-5 |
| UTR Pro Beograd | 2023/04/23 06:00 | Maxime Hamou v Aleksa Mardjonovic | 3-6,6-3,6-6 |
| UTR Pro Beograd | 2023/04/22 07:30 | Aleksa Mardjonovic v Radomir Tomic | 6-2,6-2 |
| UTR Pro Beograd | 2023/04/20 08:40 | Aleksa Mardjonovic v Hugo Pierre | 6-2,7-5 |
| UTR Pro Beograd | 2023/04/19 10:30 | Aleksa Mardjonovic v Yanais Laurent | 5-7,4-6 |
| UTR Pro Beograd | 2023/04/18 07:30 | Aleksa Mardjonovic v Edison Ambarzumjan | 6-1,6-4 |
| UTR Pro Beograd | 2023/04/17 06:00 | Aleksa Mardjonovic v Janos Fekete | 6-4,6-1 |
| ITF M25 Dubrovnik | 2023/04/03 08:50 | Gorazd Srbljak v Aleksa Mardjonovic | 7-5,6-2 |