stadio: Court 1 Round: 14 Ground: Clay
| Challenger Varsavia | 2021/08/22 12:15 | Jonathan Mridha v David Poljak | 2-6,6-4,6-2 |
| ITF M25 Prostejov | 2021/08/17 09:00 | Alex Rybakov v David Poljak | 7-6,7-6 |
| ITF M25 Grodzisk Mazowiecki | 2021/08/08 08:00 | David Poljak v Zsombor Piros | 4-6,6-7 |
| ITF M25 Grodzisk Mazowiecki | 2021/08/07 11:55 | David Poljak v Adam Pavlasek | 4-6,7-6,6-1 |
| ITF M25 Grodzisk Mazowiecki | 2021/08/07 07:25 | David Poljak v Michal Dembek | 6-3,3-6,6-3 |
| ITF M25 Grodzisk Mazowiecki | 2021/08/04 17:10 | David Poljak v Szymon Kielan | 7-5,6-3 |
| Challenger Poznan | 2021/07/27 16:25 | Elmar Ejupovic v David Poljak | 6-2,6-4 |
| Challenger Poznan | 2021/07/26 11:35 | David Poljak v Lucas Gerch | 7-5,1-6,6-4 |
| ITF M25 Sierre | 2021/09/02 07:55 | Luca Castelnuovo v Moez Echargui | 7-6,7-6 |
| ITF M25 Sierre | 2021/08/31 07:55 | Moez Echargui v Matteo Arnaldi | 6-4,0-6,6-2 |
| ITF M25 Trier | 2021/08/26 11:50 | Moez Echargui v Henri Squire | 6-3,1-6,2-6 |
| ITF M25 Trier | 2021/08/25 11:00 | Moez Echargui v Amaury Raynel | 6-4,6-4 |
| ITF M25 Bacau | 2021/08/19 09:00 | Moez Echargui v Matias Zukas | 1-6,2-6 |
| ITF M25 Bacau | 2021/08/18 08:45 | Nicholas David Ionel v Moez Echargui | 6-7,2-6 |
| ITF M15 Curtea de Arges | 2021/08/10 10:15 | Moez Echargui v Nicholas David Ionel | 3-6,4-6 |
| ITF M25 Pitesti | 2021/08/05 09:05 | Nicholas David Ionel v Moez Echargui | 4-6,6-2,6-3 |