Stadium: Centre Court Round: 26 Ground: Hardcourt indoor
| Challenger Eckental MD | 2021/11/05 13:45 | Walkow/Zielinski v Bemelmans/Masur | 6-7,5-7 |
| Challenger Eckental MD | 2021/11/04 14:30 | Cozbinov/Cressy v Walkow/Zielinski | 4-6,7-6,7-10 |
| Challenger Eckental MD | 2021/11/03 11:25 | Lenz/Weissborn v Walkow/Zielinski | 6-4,4-6,7-10 |
| Challenger Ismaning MD | 2021/10/29 13:40 | Begemann/Zelenay v Walkow/Zielinski | 6-4,1-6,10-7 |
| 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 |
| ITF M25 Kottingbrunn MD | 2021/07/22 13:15 | Apostol/Manda v Karol/Pokorny | 6-7,4-6 |
| ITF M25 Kottingbrunn MD | 2021/07/20 12:20 | Karol/Pokorny v Sakellaridis/Sakellaridis | 6-3,7-6 |