Stadium: Court 1 Round: 25 Ground: Clay
| ITF M15 Doboj | 2023/05/10 09:45 | Samir Hamza Reguig v Aleksa Pisaric | 6-2,4-6,6-3 |
| ITF M15 Osijek | 2023/05/03 12:15 | Andrej Nedic v Aleksa Pisaric | 6-4,6-2 |
| UTR Pro Beograd | 2023/04/16 06:00 | Nazim Makhlouf v Aleksa Pisaric | 2-6,1-5 |
| UTR Pro Beograd | 2023/04/15 09:00 | Aleksa Pisaric v Gorazd Srbljak | 6-2,5-2 |
| UTR Pro Beograd | 2023/04/14 06:01 | Petr Nesterov v Aleksa Pisaric | 6-2,5-7,7-6 |
| UTR Pro Beograd | 2023/04/12 08:00 | Milan Drinic v Aleksa Pisaric | 6-4,2-6,6-3 |
| UTR Pro Beograd | 2023/04/10 09:06 | Kristian Juhas v Aleksa Pisaric | 6-1,6-1 |
| ITF M15 Monastir | 2023/03/22 11:45 | Xiaofei Wang v Aleksa Pisaric | 6-1,2-6,6-1 |
| 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 |