Stadium: Court 1 Round: 25 Ground: Clay
| ITF M15 Sarajevo | 2023/06/07 06:55 | Aleksa Pisaric v Igor Gimenez | 1-6,2-6 |
| ITF M15 Kursumlijska Banja | 2023/05/31 11:05 | Aleksa Pisaric v Leonardo Aboian | 6-7,6-7 |
| ITF M15 Kursumlijska Banja | 2023/05/24 08:45 | Aleksa Pisaric v Evgeny Tyurnev | 4-6,5-7 |
| 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 |
| ITF M15 Belgrade | 2023/06/27 09:05 | Veljko Krstic v Aleksa Mardjonovic | 6-2,4-6,10-12 |
| ITF M15 Belgrade | 2023/06/26 10:20 | Marko Miladinovic v Aleksa Mardjonovic | 5-7,2-6 |
| ITF M15 Belgrade | 2023/06/25 09:30 | Joel Angel Lucero v Aleksa Mardjonovic | 4-6,1-6 |
| ITF M15 Brcko | 2023/05/26 14:00 | Peter Benjamin Privara v Aleksa Mardjonovic | 6-1,6-7,4-6 |
| ITF M15 Brcko | 2023/05/25 09:15 | Alexandre Aubriot v Aleksa Mardjonovic | 2-6,3-6 |
| ITF M15 Brcko | 2023/05/24 07:30 | Aleksa Mardjonovic v Aldin Setkic | 2-6,7-6,7-5 |
| ITF M15 Brcko | 2023/05/22 09:30 | Zak Talic v Aleksa Mardjonovic | 4-6,1-6 |
| ITF M15 Osijek | 2023/04/30 14:00 | Federico Mirgone v Aleksa Mardjonovic | 6-3,2-6,10-5 |