Stadium: Pista 1 Round: 26 Ground: Clay
| Challenger Sibiu MD | 2021/10/02 12:00 | Cerretani/Margaroli v Erler/Miedler | 3-6,1-6 |
| Challenger Sibiu MD | 2021/10/01 11:25 | Gonzales/Johnson v Erler/Miedler | 3-6,5-7 |
| Challenger Sibiu MD | 2021/10/01 08:00 | Dancu/Gima v Erler/Miedler | 5-7,2-6 |
| Challenger Sibiu MD | 2021/09/30 09:35 | Palosi/Popescu v Erler/Miedler | 0-6,3-6 |
| Challenger Bucharest MD | 2021/09/23 14:10 | Jecan/Tomescu v Erler/Miedler | 0-6,6-4,11-9 |
| Challenger Bucharest MD | 2021/09/21 11:55 | Bonadio/Travaglia v Erler/Miedler | 3-6,3-6 |
| Challenger Tulln MD | 2021/09/07 12:15 | Erler/Miedler v 하엘테이스 J / 하산 B | 3-6,6-2,9-11 |
| Challenger Como MD | 2021/09/03 09:00 | 마토스 R / 멜리게니 로드리구에스 알베스 F v Erler/Miedler | 7-5,6-2 |