Stadium: Court 1 Round: 25 Ground: Clay
| ITF M15 Brcko | 2021/05/18 12:00 | Stefan Micov v Dusan Obradovic | 1-6,4-6 |
| ITF M15 Brcko | 2021/05/18 07:00 | Milos Vukovic v Dusan Obradovic | 4-6,0-6 |
| ITF M15 Brcko | 2021/05/16 09:30 | Dusan Obradovic v Petar Pjevcevic | 6-4,6-0 |
| ITF M15 Bratislava | 2021/03/01 15:00 | Dusan Obradovic v Zsombor Velcz | 4-6,2-6 |
| ITF M15 Monastir | 2020/12/13 13:30 | Yanais Laurent v Dusan Obradovic | 6-1,6-2 |
| ITF M15 Monastir | 2020/12/13 09:30 | Dusan Obradovic v Skander Ben Abdallah | 6-3,6-3 |
| ITF M15 Monastir | 2020/12/06 08:00 | Luca Potenza v Dusan Obradovic | 1-6,6-3,10-5 |
| Adriatic Tennis Series | 2020/06/08 12:20 | Dusan Obradovic v Marko Topo | 4-6,1-6 |
| ITF M15 Brcko | 2021/05/18 14:20 | Viktor Jovic v Nicolas Zanellato | 4-6,0-6 |
| ITF M15 Brcko | 2021/05/18 08:15 | Viktor Jovic v Michel Hopp | 2-6,6-3,10-5 |
| ITF M15 Monastir | 2021/04/26 13:30 | Viktor Jovic v Savva Polukhin | 2-6,3-6 |
| ITF M15 Monastir | 2021/04/26 09:00 | Marius Ruzgas v Viktor Jovic | 3-6,3-6 |
| ITF M15 Monastir | 2021/04/25 09:00 | Theo Arribage v Viktor Jovic | 4-6,6-4,7-10 |
| ITF M15 Monastir | 2021/04/22 08:30 | Oscar Jose Gutierrez v Viktor Jovic | 6-2,6-3 |
| ITF M15 Monastir | 2021/04/20 09:00 | Karlis Ozolins v Viktor Jovic | 7-5,4-6,3-6 |
| ITF M15 Monastir | 2021/04/11 11:00 | Viktor Jovic v Niklas Schell | 6-7,2-6 |