Stadium: Court 2 Round: 26 Ground: Clay
| ITF - Sarajewo M15 | 2021/06/02 14:05 | Luka Petrovic v Aleksandar Mihailovic | 6-4,6-0 |
| ITF - Sarajewo M15 | 2021/06/01 09:00 | Petar Jovanovic v Luka Petrovic | 3-6,7-5,9-11 |
| ITF - Sarajewo M15 | 2021/05/31 12:00 | Max Van Wijk v Luka Petrovic | 3-6,2-6 |
| ITF - Brcko M15 | 2021/05/17 15:30 | Lazar Vojinovic v Luka Petrovic | 6-3,6-4 |
| ITF - Brcko M15 | 2021/05/16 09:30 | Mario Aleksic v Luka Petrovic | 1-6,1-3 |
| ITF - Cairo M15 | 2021/05/03 12:30 | Leonardo Catani v Luka Petrovic | 7-6,1-6,10-3 |
| ITF - Cairo M15 | 2021/05/02 13:30 | Luka Petrovic v Amr Asrawy | 7-6,6-4 |
| ITF - Cairo M15 | 2021/04/26 08:00 | Luka Petrovic v Benedikt Emesz | 3-6,4-6 |
| ITF - Sarajewo M15 | 2021/06/02 12:30 | Din Karahodza v Aldin Setkic | 6-4,6-2 |
| ITF - Kiseljak M25 | 2021/05/23 10:45 | Din Karahodza v Rrezart Cungu | 2-6,0-6 |