Stadium: Court 1 Round: 25 Ground: Clay
| ITF M15 Bergamo | 2021/06/22 16:45 | Matteo Arnaldi v Pavel Nejedly | 6-3,7-6 |
| Challenger Prostejov | 2021/06/14 08:30 | Alexander Erler v Pavel Nejedly | 7-5,6-3 |
| ITF M25 Most | 2021/05/27 07:55 | Pavel Nejedly v Dalibor Svrcina | 2-6,1-6 |
| ITF M25 Most | 2021/05/26 08:00 | Filip Duda v Pavel Nejedly | 4-6,2-6 |
| ITF M25 Prague | 2021/05/11 08:00 | Pavel Nejedly v Patrik Rikl | 2-6,2-6 |
| ITF M25 Prague | 2021/05/10 08:00 | Pavel Nejedly v Jiri Jenicek | 6-1,6-1 |
| ITF M25 Prague | 2021/05/09 07:30 | Pavel Nejedly v Piotr Matuszewski | 7-5,6-4 |
| ITF M15 Opatija | 2021/03/26 09:00 | Corentin Denolly v Pavel Nejedly | 6-3,2-6,6-1 |
| Challenger Prostejov | 2021/06/13 13:55 | Jelle Sels v Aldin Setkic | 6-3,6-1 |
| ITF M15 Sarajevo | 2021/06/02 12:30 | Din Karahodza v Aldin Setkic | 6-4,6-2 |
| ITF M25 Kiseljak | 2021/05/29 10:00 | Matheus Pucinelli De Almeida v Aldin Setkic | 6-4,6-2 |
| ITF M25 Kiseljak | 2021/05/28 14:45 | Gauthier Onclin v Aldin Setkic | 3-6,6-7 |
| ITF M25 Kiseljak | 2021/05/27 09:00 | Bozo Barun v Aldin Setkic | 2-6,4-6 |
| ITF M25 Kiseljak | 2021/05/26 08:00 | Lilian Breut v Aldin Setkic | 3-6,3-6 |
| ITF M15 Sibenik | 2021/05/19 16:20 | Aldin Setkic v Timo Legout | 6-4,4-6,6-7 |
| ITF M15 Prijedor | 2021/05/16 08:55 | Aldin Setkic v Nerman Fatic | 6-3,4-6,6-2 |