Stadium: Court 1 Round: 28 Ground: Carpet indoor
| Challenger Ismaning - MD | 2021/10/28 17:35 | Marterer/Sachko v Begemann/Zelenay | 4-6,6-7 |
| Challenger Ismaning - MD | 2021/10/27 17:55 | Huesler/Margaroli v Begemann/Zelenay | 4-6,6-7 |
| Challenger Mouilleron le Captif - MD | 2021/10/06 13:30 | Olivetti/Reese v Begemann/Zelenay | 3-6,6-3,10-8 |
| Challenger Orleans - MD | 2021/09/30 14:50 | Herbert/Olivetti v Begemann/Zelenay | 6-3,6-4 |
| Challenger Orleans - MD | 2021/09/28 14:55 | Barrere/Eysseric v Begemann/Zelenay | 3-6,6-7 |
| ATP Kitzbuhel - MD | 2021/07/28 11:20 | Begemann/Zelenay v Jebavy/Middelkoop | 7-6,3-6,9-11 |
| ATP Kitzbuhel - MD | 2021/07/26 14:20 | Arneodo/Nedovyesov v Begemann/Zelenay | 3-6,6-7 |
| ATP Umag - MD | 2021/07/21 16:30 | Albot/Martinez v Begemann/Zelenay | 6-4,7-6 |
| Challenger Ismaning - MD | 2021/10/28 16:05 | Lenz/Weissborn v Walkow/Zielinski | 6-7,4-6 |
| Challenger Ismaning - MD | 2021/10/27 10:30 | Nedunchezhiyan/Raja v Walkow/Zielinski | 5-7,6-7 |
| Challenger Mouilleron le Captif - MD | 2021/10/06 14:30 | Droguet/Mayot v Walkow/Zielinski | 6-4,6-4 |
| Challenger Orleans - MD | 2021/10/01 10:00 | Lammons/Pel v Walkow/Zielinski | 7-5,7-6 |
| Challenger Orleans - MD | 2021/09/29 15:20 | Walkow/Zielinski v Fils/M Perricard | 6-3,6-4 |
| Challenger Szczecin - MD | 2021/09/16 14:00 | Walkow/Zielinski v Goransson/Lammons | 7-6,3-6,0-10 |
| Challenger Szczecin - MD | 2021/09/15 16:05 | Margaroli/Vega Hernandez v Walkow/Zielinski | 3-6,4-6 |
| Challenger Meerbusch - MD | 2021/08/14 15:00 | Brown/Haase v Walkow/Zielinski | 3-6,1-6 |