Stadium: Court 6 Round: 62 Ground: Clay
| ITF M15 Novi Sad | 2021/08/01 08:30 | Drazen Petrovic v Vukovic, Milos | 6-4,6-2 |
| ITF - M15 Doboj | 2021/07/13 08:00 | Dusan Obradovic v Drazen Petrovic | 6-4,6-4 |
| ITF - M15 Doboj | 2021/07/12 08:00 | Drazen Petrovic v Janos Fekete | 6-4,2-6,13-11 |
| ITF M25 Velenje | 2021/07/04 07:30 | Drazen Petrovic v Tadija Radovanovic | 4-6,3-6 |
| ITF M25 Belgrade | 2021/06/27 09:00 | Drazen Petrovic v Ivic, Stefan | 6-3,3-6,8-10 |
| Sarajevo, Singles Main, M-ITF-BIH-05A | 2021/05/31 12:00 | Valentin Lapalu v Drazen Petrovic | 6-2,7-5 |
| Sarajevo, Singles Main, M-ITF-BIH-05A | 2021/05/30 09:00 | Drazen Petrovic v Daljev, Pavle | 6-2,6-1 |
| ITF - M25 Kiseljak | 2021/05/24 11:00 | Barun, Bozo v Drazen Petrovic | 6-1,6-3 |
| ITF M15 Novi Sad | 2021/08/01 07:00 | Nikola Keremedchiev v Jandric, Darko | 1-6,6-7 |
| ITF M15 Novi Sad | 2021/07/25 08:15 | Makk, Peter v Jandric, Darko | 6-2,6-1 |
| ITF - M15 Doboj | 2021/07/13 09:50 | Jandric, Darko v Fabian Marozsan | 1-6,6-7 |
| ITF - M15 Brcko | 2021/05/18 12:50 | Gorazd Srbljak v Jandric, Darko | 6-2,6-3 |
| Eastern European Championship | 2020/07/23 08:00 | Sabanov, Matej v Jandric, Darko | 6-3,6-2 |
| Eastern European Championship | 2020/07/22 09:30 | Tepavac, Marko v Jandric, Darko | 6-4,6-2 |
| Eastern European Championship | 2020/07/16 10:00 | Kijametovic, Aziz v Jandric, Darko | 6-3,7-6 |
| Eastern European Championship | 2020/07/15 10:00 | Jandric, Darko v Daniil Savelev | 6-2,6-3 |