 Brazil: Sao Paulo - Doubles - Main |
|---|
| 1/8-finals | Vervoort M./Zeballos F. | Barrientos N./Gomez A. | 1:2 (7:65, 4:6, 3:10) | details | 01.12.2021 |
| Brazil: Brasilia - Doubles - Main |
|---|
| 1/8-finals | Castelnuovo L./Nikles J. | Vervoort M./Zeballos F. | 2:0 (7:5, 7:5) | details | 23.11.2021 |
| Brazil: Campinas - Doubles - Main |
|---|
| Quarter-finals | Vervoort M./Zeballos F. | Romboli F./Seyboth Wild T. | 1:2 (4:6, 6:4, 8:10) | details | 18.11.2021 |
| 1/8-finals | Vervoort M./Zeballos F. | Collarini A./Kuhn N. | WO. | details | 18.11.2021 |
 Spain: Segovia - Doubles - Main |
|---|
| Semi-finals | Galloway R./Lawson A. | Vervoort M./Zeballos F. | 2:0 (6:3, 6:4) | details | 30.07.2021 |
| Quarter-finals | Hidalgo D./Martos Gornes S. | Vervoort M./Zeballos F. | 1:2 (64:7, 6:4, 9:11) | details | 29.07.2021 |
| 1/8-finals | Chappell N./Peniston R. | Vervoort M./Zeballos F. | WO. | details | 28.07.2021 |
| Spain: Pozoblanco - Doubles - Main |
|---|
| 1/8-finals | Vervoort M./Zeballos F. | Bonzi B./Bourgue M. | 1:2 (7:62, 3:6, 6:10) | details | 21.07.2021 |
 Italy: Todi - Doubles - Main |
|---|
| Semi-finals | Vervoort M./Zeballos F. | Forti F./Zeppieri G. | 0:2 (2:6, 66:7) | details | 16.07.2021 |
| Quarter-finals | Vervoort M./Zeballos F. | Hermans M./Smits G. | 2:1 (5:7, 7:5, 10:8) | details | 15.07.2021 |
| Italy: Perugia - Doubles - Main |
|---|
| Quarter-finals | Fatic N./Serdarusic N. | Vervoort M./Zeballos F. | WO. | details | 08.07.2021 |
| 1/8-finals | Cobolli F./Passaro F. | Vervoort M./Zeballos F. | 1:2 (1:6, 6:1, 12:14) | details | 07.07.2021 |
