Stadium: Center Court Round: 27 Ground: Hardcourt outdoor
| Challenger Manama - Herrdubbel | 2021/11/24 11:00 | Erler/Miedler v Ajdukovic/Fatic | 7-6,6-1 |
| Challenger - Helsingfors - Herrdubbel | 2021/11/20 10:00 | Heliovaara/Rojer v Erler/Miedler | 3-6,6-7 |
| Challenger - Helsingfors - Herrdubbel | 2021/11/19 12:25 | Erler/Miedler v Virtanen/Zopp | 7-6,6-4 |
| Challenger - Helsingfors - Herrdubbel | 2021/11/18 16:00 | Fayziev/Kalovelonis v Erler/Miedler | 3-6,6-7 |
| Challenger - Helsingfors - Herrdubbel | 2021/11/17 19:00 | Erler/Miedler v Martos Gornes/Ramanathan | 7-5,6-3 |
| Challenger Ortisei - Herrdubbel | 2021/11/13 13:05 | Erler/Miedler v Sancic/Weissborn | 6-7,6-4,8-10 |
| Challenger Ortisei - Herrdubbel | 2021/11/12 13:00 | Sabanov/Sabanov v Erler/Miedler | 5-7,3-6 |
| Challenger Ortisei - Herrdubbel | 2021/11/11 14:40 | Erler/Miedler v Forti/Gaio | 6-2,7-6 |
| Challenger Manama - Herrdubbel | 2021/11/24 14:20 | Haerteis/Niklas-Salminen v Neuchrist/Pervolarakis | 3-6,4-6 |