Stadium: Center Round: 28 Ground: Hardcourt indoor
| Challenger Helsinki - Herredouble | 2021/11/18 16:00 | Fayziev/Kalovelonis v Erler/Miedler | 3-6,6-7 |
| Challenger Helsinki - Herredouble | 2021/11/17 19:00 | Erler/Miedler v Martos Gornes/Ramanathan | 7-5,6-3 |
| Challenger - Ortisei - Herredouble | 2021/11/13 13:05 | Erler/Miedler v Sancic/Weissborn | 6-7,6-4,8-10 |
| Challenger - Ortisei - Herredouble | 2021/11/12 13:00 | Sabanov/Sabanov v Erler/Miedler | 5-7,3-6 |
| Challenger - Ortisei - Herredouble | 2021/11/11 14:40 | Erler/Miedler v Forti/Gaio | 6-2,7-6 |
| Challenger - Ortisei - Herredouble | 2021/11/10 18:00 | Erler/Miedler v Prinoth/Weis | 6-3,6-2 |
| Challenger - Eckental - Herredouble | 2021/11/05 12:00 | Jebavy/O'Mara v Erler/Miedler | 7-6,6-4 |
| Challenger - Eckental - Herredouble | 2021/11/04 17:15 | Erler/Miedler v Sandkaulen/Squire | 7-5,5-7,10-5 |
| Challenger Helsinki - Herredouble | 2021/11/18 13:00 | Vasa/Vasa v Virtanen/Zopp | 4-6,2-6 |
| Challenger Helsinki - Herredouble | 2021/11/16 12:45 | Virtanen/Zopp v Jebavy/O'Mara | 6-4,6-4 |