Stadium: TK PALILULA C1 Round: 25 Ground: Clay
| ITF M15 Sarajevo | 2021/06/04 09:00 | Joao Lucas Reis da Silva v Luka Petrovic | 6-3,6-3 |
| ITF M15 Sarajevo | 2021/06/03 10:50 | Luka Petrovic v Din Karahodza | 6-1,7-5 |
| ITF M15 Sarajevo | 2021/06/02 14:05 | Luka Petrovic v Aleksandar Mihailovic | 6-4,6-0 |
| ITF M15 Sarajevo | 2021/06/01 09:00 | Petar Jovanovic v Luka Petrovic | 3-6,7-5,9-11 |
| ITF M15 Sarajevo | 2021/05/31 12:00 | Max Van Wijk v Luka Petrovic | 3-6,2-6 |
| ITF M15 Brcko | 2021/05/17 15:30 | Lazar Vojinovic v Luka Petrovic | 6-3,6-4 |
| ITF M15 Brcko | 2021/05/16 09:30 | Mario Aleksic v Luka Petrovic | 1-6,1-3 |
| ITF M15 Cairo | 2021/05/03 12:30 | Leonardo Catani v Luka Petrovic | 7-6,1-6,10-3 |
| ITF M15 Skopje | 2021/06/13 08:55 | Miljan Zekic v Alexandar Lazarov | 6-4,7-6 |
| ITF M15 Skopje | 2021/06/12 10:05 | Alexandar Lazarov v Alexis Gautier | 6-4,6-3 |
| ITF M15 Skopje | 2021/06/11 11:15 | Alexandar Lazarov v Ronan Joncour | 6-3,6-1 |
| ITF M15 Skopje | 2021/06/11 07:30 | Alexandar Lazarov v Tomas Jirousek | 6-3,6-4 |
| ITF M15 Skopje | 2021/06/08 10:30 | Alexandar Lazarov v Savriyan Danilov | 6-1,6-2 |
| ITF M15 Skopje | 2021/06/04 08:00 | Alexandar Lazarov v Dalibor Svrcina | 6-7,5-7 |
| ITF M15 Skopje | 2021/06/03 08:00 | Alexandar Lazarov v Admir Kalender | 6-1,6-3 |
| ITF M15 Skopje | 2021/06/01 11:00 | Alexandar Lazarov v Daniele Capecchi | 6-1,6-3 |