Brazil: W15 Curitiba - Doubles - Main |
| Semi-finals | Kaul M. L./Welker E. | Escauriza L./Zeballos N. | 0:2 (4:6, 2:6) | details | 03.12.2021 |
| Quarter-finals | Ferreira Turchetto M. C./Xavier Laydner C. | Kaul M. L./Welker E. | 0:2 (2:6, 1:6) | details | 02.12.2021 |
| 1/8-finals | Eduarda Lages M./Ueno Dalmonico P. | Kaul M. L./Welker E. | 0:2 (0:6, 1:6) | details | 30.11.2021 |
Colombia: W15 Cundinamarca - Doubles - Main |
| Quarter-finals | Herazo Gonzalez M./Perez Garcia M. P. | Kaul M. L./Welker E. | 2:0 (6:3, 6:3) | details | 18.11.2021 |
| 1/8-finals | Arciniegas L. D./Collens B. | Kaul M. L./Welker E. | 0:2 (4:6, 3:6) | details | 16.11.2021 |
Brazil: W25 Aparecida de Goiania - Doubles - Main |
| Quarter-finals | Capurro Taborda M./Strakhova V. | Kaul M. L./Welker E. | 2:0 (6:3, 7:64) | details | 11.11.2021 |
| 1/8-finals | Da Cruz Mendonca S./Kurata N. | Kaul M. L./Welker E. | 0:2 (2:6, 3:6) | details | 10.11.2021 |
Egypt: W15 Sharm El Sheikh 13 - Doubles - Main |
| Semi-finals | Shimizu E./Wu Ho C. | Kaul M. L./Welker E. | 2:1 (6:3, 5:7, 10:2) | details | 22.10.2021 |
| Quarter-finals | Kaul M. L./Welker E. | Ng M./Tran D. | 2:0 (6:3, 6:2) | details | 21.10.2021 |
| 1/8-finals | Kaul M. L./Welker E. | Balasubramanian K./Zhao X. | 2:0 (6:2, 7:5) | details | 19.10.2021 |
Egypt: W15 Sharm El Sheikh 12 - Doubles - Main |
| Semi-finals | Kaul M. L./Welker E. | Chong E./Wong Hong Yi C. | 0:2 (1:6, 62:7) | details | 15.10.2021 |
| Quarter-finals | Kaul M. L./Welker E. | Sebestova I./Shimizu E. | 2:0 (7:5, 6:3) | details | 14.10.2021 |
| 1/8-finals | Ambrosio S./Tran D. | Kaul M. L./Welker E. | 1:2 (64:7, 7:5, 2:10) | details | 12.10.2021 |
Lithuania: W15 Vilnius - Doubles - Main |
| Quarter-finals | Makarova E./Morgina A. | Kaul M. L./Welker E. | 2:0 (6:4, 6:3) | details | 09.06.2021 |
| 1/8-finals | Kaul M. L./Welker E. | Mihail D. M./Osabuohien A. | 2:1 (4:6, 6:3, 10:5) | details | 08.06.2021 |