Stadium: Court 6 Round: 62 Ground: Clay
| ITF M15 Skopje | 2021/05/31 09:30 | Max Houkes v Rrezart Cungu | 6-7,3-6 |
| ITF M15 Skopje | 2021/05/30 11:00 | Rrezart Cungu v Anthony Genov | 6-4,6-3 |
| ITF M25 Kiseljak | 2021/05/27 13:40 | Rrezart Cungu v Francesco Forti | 2-6,5-7 |
| ITF M25 Kiseljak | 2021/05/26 14:25 | Rrezart Cungu v Kristjan Tamm | 6-3,6-4 |
| ITF M25 Kiseljak | 2021/05/25 09:30 | Elgin Khoeblal v Rrezart Cungu | 3-6,0-6 |
| ITF M25 Kiseljak | 2021/05/24 12:15 | Jan Kupcic v Rrezart Cungu | 6-4,0-6,4-10 |
| ITF M25 Kiseljak | 2021/05/23 10:45 | Din Karahodza v Rrezart Cungu | 2-6,0-6 |
| Eastern European Championship | 2020/12/21 08:00 | Tomislav Jotovski v Rrezart Cungu | 6-3,1-6,6-7 |
| ITF M15 Skopje | 2021/05/30 08:00 | Admir Kalender v Stefan Micov | 6-3,6-4 |
| ITF M15 Sibenik | 2021/05/17 10:25 | Duje Kekez v Admir Kalender | 6-4,0-6,10-8 |
| ITF M15 Sibenik | 2021/05/16 10:00 | Caspar Schuetze v Admir Kalender | 3-6,1-6 |
| ITF M15 Sibenik | 2021/04/19 10:10 | Admir Kalender v Alexis Boureau | 4-6,4-6 |
| ITF M15 Opatija | 2021/03/23 12:30 | Admir Kalender v Davide Galoppini | 2-6,0-6 |
| ITF M15 Rovinj | 2021/03/17 10:00 | Pietro Rondoni v Admir Kalender | 7-5,6-4 |
| ITF M15 Porec | 2021/03/10 10:20 | Admir Kalender v Pavel Nejedly | 2-6,1-6 |
| ITF M15 Antalya | 2021/02/03 06:30 | Admir Kalender v Gabriele Maria Noce | 3-6,7-6,8-10 |