Stadium: Court 2 Round: 44 Ground: Clay
| ITF M15 Novi Sad | 2021/08/03 10:05 | Charles Broom v Dusan Obradovic | 6-4,6-2 |
| ITF M15 Novi Sad | 2021/08/02 12:30 | Aleksa Pisaric v Dusan Obradovic | 2-6,2-6 |
| ITF M15 Novi Sad | 2021/08/01 12:15 | Luka Vukovic v Dusan Obradovic | 1-6,7-6,11-13 |
| ITF M15 Novi Sad | 2021/07/25 08:15 | Tomas Jirousek v Dusan Obradovic | 6-4,7-5 |
| ITF M15 Doboj | 2021/07/17 09:55 | Zsombor Piros v Dusan Obradovic | 6-1,6-3 |
| ITF M15 Doboj | 2021/07/16 08:00 | Jean Thirouin v Dusan Obradovic | 6-7,4-6 |
| ITF M15 Doboj | 2021/07/15 08:00 | Dusan Obradovic v Oleksandr Ovcharenko | 2-6,6-4,6-4 |
| ITF M15 Doboj | 2021/07/14 13:10 | Dusan Obradovic v Domagoj Biljesko | 7-5,6-2 |
| ITF M15 Monastir | 2021/08/02 07:30 | Stefan Vujic v Matthew Dellavedova | 7-5,3-6,8-10 |
| ITF M15 Monastir | 2021/08/01 09:00 | Stefan Vujic v Mattias Southcombe | 7-5,2-6,10-7 |
| ITF M15 Monastir | 2021/07/26 14:30 | Stefan Vujic v Joshua Sheehy | 4-6,0-6 |
| ITF M15 Monastir | 2021/07/25 12:00 | Nicolas Tepmahc v Stefan Vujic | 3-6,6-7 |
| ITF M15 Monastir | 2021/07/18 12:00 | Pavel Verbin v Stefan Vujic | 6-3,5-7,10-5 |
| ITF M15 Monastir | 2021/07/12 08:00 | Stefan Vujic v Daniel Ibragimov | 4-6,2-6 |
| ITF M15 Monastir | 2021/07/11 08:00 | Stefan Vujic v Samuel A O Antwi | 7-6,6-4 |
| ITF M25 Cairns | 2019/09/15 02:00 | Stefan Vujic v Brenton Chambers | 3-6,6-3,9-11 |