 Romania: Cluj-Napoca 2 - Doubles - Main |
|---|
| 1/8-finals | Christian K./Routliffe E. | Fomina A./Yashina E. | 1:2 (5:7, 7:5, 7:10) | details | 25.10.2021 |
 Russia: Moscow - Doubles - Main |
|---|
| 1/8-finals | Christian K./Routliffe E. | Kalinskaya A./Potapova A. | 0:2 (4:6, 0:6) | details | 19.10.2021 |
 USA: Indian Wells - Doubles - Main |
|---|
| 1/16-finals | Christian K./Routliffe E. | Carter H./Dabrowski G. | 0:2 (4:6, 4:6) | details | 07.10.2021 |
| USA: Chicago 2 - Doubles - Main |
|---|
| 1/16-finals | Kichenok N./Olaru R. | Christian K./Routliffe E. | 2:0 (6:4, 7:5) | details | 29.09.2021 |
 Czech Republic: Ostrava - Doubles - Main |
|---|
| Final | Christian K./Routliffe E. | Mirza S./Zhang S. | 0:2 (3:6, 2:6) | details | 26.09.2021 |
| Semi-finals | Linette M./Pera B. | Christian K./Routliffe E. | WO. | details | 25.09.2021 |
| Quarter-finals | Christian K./Routliffe E. | Heisen V./Voracova R. | 2:0 (6:3, 6:2) | details | 23.09.2021 |
| 1/8-finals | Christian K./Routliffe E. | Bhosale R./Webley-Smith E. | 2:0 (6:3, 6:4) | details | 21.09.2021 |
| 1/8-finals | Christian K./Routliffe E. | Alexandrova E./Voegele S. | CAN. | details | 21.09.2021 |
