Stadium: Court 6 Round: 62 Ground: Clay
| ITF M15 Skopje | 2021/06/06 10:30 | Nicolas Cortes Campos v Stevan Popovic | 6-7,3-6 |
| ITF M15 Sarajevo | 2021/05/31 12:00 | Domagoj Biljesko v Stevan Popovic | 6-1,6-2 |
| ITF M15 Sarajevo | 2021/05/31 08:00 | Tadija Radovanovic v Stevan Popovic | 6-3,5-7,9-11 |
| ITF M25 Kiseljak | 2021/05/25 08:00 | Stefan Micov v Stevan Popovic | 5-7,7-5,10-6 |
| ITF M25 Kiseljak | 2021/05/24 09:30 | Alexandar Balj v Stevan Popovic | 3-6,5-7 |
| ITF M25 Kiseljak | 2021/05/23 09:30 | Stevan Popovic v Anze Arh | 6-4,4-6,10-4 |
| ITF M15 Brcko | 2021/05/16 11:00 | Lazar Vojinovic v Stevan Popovic | 7-5,6-4 |
| ITF M15 Prijedor | 2021/05/09 09:30 | Alen Rogic-Hadzalic v Stevan Popovic | 6-2,6-3 |
| ITF M15 Skopje | 2021/06/06 10:30 | Pavle Daljev v Viktor Jovic | 6-4,6-7,10-12 |
| ITF M15 Skopje | 2021/06/01 08:00 | Sidane Pontjodikromo v Viktor Jovic | 6-1,6-3 |
| ITF M15 Skopje | 2021/05/31 08:00 | Viktor Jovic v Hugo Pontico | 3-6,6-4,10-3 |
| ITF M15 Skopje | 2021/05/30 09:30 | Ondrej Horak v Viktor Jovic | 4-6,3-6 |
| ITF M25 Kiseljak | 2021/05/24 12:15 | Viktor Jovic v Nicolas Zanellato | 6-2,3-6,8-10 |
| ITF M25 Kiseljak | 2021/05/23 12:00 | Viktor Jovic v Michel Hopp | 7-5,4-6,10-6 |
| ITF M15 Brcko | 2021/05/22 07:30 | Matheus Pucinelli De Almeida v Viktor Jovic | 6-1,6-0 |
| ITF M15 Brcko | 2021/05/21 13:25 | Aleksandar Tomas v Viktor Jovic | 0-6,1-6 |