Stadium: Court 3 Round: 26 Ground: Hardcourt indoor
| ITF M25 - Bourg-en-Bresse | 2021/07/01 10:30 | Jakub Paul v Elmar Ejupovic | 7-6,6-2 |
| ITF M25 - Hamborg | 2021/10/20 12:30 | Elmar Ejupovic v Tim Handel | 6-4,4-6,7-6 |
| Challenger - Sibiu | 2021/09/28 07:00 | Elmar Ejupovic v Geoffrey Blancaneaux | 1-6,3-6 |
| Challenger - Sibiu | 2021/09/27 07:00 | Yshai Oliel v Elmar Ejupovic | 6-3,7-5 |
| Challenger - Sibiu | 2021/09/26 09:40 | Vlad Andrei Dumitru v Elmar Ejupovic | 2-6,2-6 |
| Challenger - Biel | 2021/09/19 09:30 | Yannick Mertens v Elmar Ejupovic | 6-3,7-6 |
| Challenger - Istanbul | 2021/09/13 09:00 | Aldin Setkic v Elmar Ejupovic | 7-6,6-7,6-3 |
| Challenger - Istanbul | 2021/09/12 11:05 | Togan Tokac v Elmar Ejupovic | 2-6,4-6 |
| Challenger - Banja Luka | 2021/09/06 09:00 | Elmar Ejupovic v Jonathan Mridha | 6-2,2-6,2-6 |
| ITF M25 - Hamborg | 2021/10/19 12:45 | Jakub Paul v Filip Bergevi | 6-4,6-3 |
| ITF M25 - Prag | 2021/10/07 10:15 | Jakub Paul v Marek Gengel | 2-6,4-6 |
| ITF M25 - Prag | 2021/10/05 12:45 | Jakub Paul v Ondrej Krstev | 7-5,6-4 |
| ITF M25 - Falun | 2021/09/28 12:40 | Jakub Paul v Shintaro Imai | 3-6,0-6 |
| Challenger - Biel | 2021/09/21 10:00 | Jakub Paul v Alexander Ritschard | 4-6,4-6 |
| Challenger - Biel | 2021/09/20 09:00 | Tobias Simon v Jakub Paul | 4-6,4-6 |
| Challenger - Biel | 2021/09/19 09:30 | Jakub Paul v Christopher Heyman | 7-6,4-6,7-5 |
| ITF M25 - Sierre | 2021/09/02 09:30 | Patrick Kypson v Jakub Paul | 4-6,6-1,6-1 |