Stadium: TK PALILULA C3 Round: 25 Ground: Clay
| ITF M25 Belgrade | 2021/06/29 08:40 | Leonid Sheyngezikht v Dusan Milanovic | 6-3,4-6,10-12 |
| ITF M25 Belgrade | 2021/06/28 10:00 | Dusan Milanovic v Egor Noskin | 6-4,6-4 |
| ITF M25 Belgrade | 2021/06/27 09:00 | Benjamin Niv v Dusan Milanovic | 3-6,4-6 |
| ITF M15 Brcko | 2021/05/21 06:55 | Dusan Milanovic v Joao Lucas Reis da Silva | 4-6,4-6 |
| ITF M15 Brcko | 2021/05/18 09:30 | Dusan Milanovic v Pavle Daljev | 6-0,6-4 |
| ITF M15 Brcko | 2021/05/17 15:30 | Besir Durguti v Dusan Milanovic | 3-6,2-6 |
| ITF M15 Brcko | 2021/05/16 12:30 | Samuel M Arjona v Dusan Milanovic | 7-6,4-6,1-10 |
| ITF M25 Belgrade | 2021/06/29 09:15 | Rrezart Cungu v Viktor Jovic | 6-1,6-1 |
| ITF M25 Belgrade | 2021/06/28 10:00 | Stefan Palosi v Rrezart Cungu | 7-6,4-6,8-10 |
| ITF M25 Belgrade | 2021/06/27 13:00 | Rrezart Cungu v Andreja Petrovic | 6-4,6-3 |
| Davis Cup | 2021/06/26 09:00 | Rrezart Cungu v Michael Avetisyan | 6-1,6-0 |
| Davis Cup | 2021/06/24 09:30 | Rrezart Cungu v Tamerlan Azizov | 6-1,6-1 |
| Davis Cup | 2021/06/22 09:20 | Rrezart Cungu v Daniel Ostap | 6-1,6-2 |
| ITF M15 Skopje | 2021/06/10 11:30 | Simone Roncalli v Rrezart Cungu | 6-0,6-3 |
| ITF M15 Skopje | 2021/06/10 07:30 | Rrezart Cungu v Jacopo Berrettini | 6-2,6-3 |