World: Olympic Games - Doubles - Main |
| 1/8-finals | Bertens K./Schuurs D. | Kudermetova V./Vesnina E. | 1:2 (2:6, 6:3, 7:10) | details | 26.07.2021 |
| 1/16-finals | Bertens K./Schuurs D. | Garcia C./Mladenovic K. | 2:1 (7:64, 5:7, 11:9) | details | 25.07.2021 |
United Kingdom: Wimbledon - Mixed Doubles - Main |
| 1/32-finals | Middelkoop M./Bertens K. | Ebden M./Stosur S. | 1:2 (63:7, 7:5, 3:6) | details | 02.07.2021 |
United Kingdom: Wimbledon - Doubles - Main |
| 1/32-finals | Bertens K./Pattinama Kerkhove L. | Lechemia E./Neel I. | 1:2 (1:6, 6:3, 4:6) | details | 01.07.2021 |
| 1/32-finals | Bertens K./Pattinama Kerkhove L. | Kovinic D./Peterson R. | CAN. | details | 01.07.2021 |
USA: Miami - Doubles - Main |
| 1/16-finals | Bertens K./Rus A. | Krejcikova B./Siniakova K. | 0:2 (1:6, 4:6) | details | 27.03.2021 |
United Arab Emirates: Dubai - Doubles - Main |
| 1/8-finals | Melichar-Martinez N./Schuurs D. | Bertens K./Pattinama Kerkhove L. | 2:0 (6:3, 6:2) | details | 10.03.2021 |
| 1/16-finals | Bertens K./Pattinama Kerkhove L. | Christian K./Santamaria S. | 2:1 (6:4, 5:7, 10:5) | details | 07.03.2021 |
Qatar: Doha - Doubles - Main |
| Quarter-finals | Krejcikova B./Siniakova K. | Bertens K./Pattinama Kerkhove L. | 2:1 (4:6, 6:4, 13:11) | details | 03.03.2021 |
| 1/8-finals | Bertens K./Pattinama Kerkhove L. | Buyukakcay C./Pavlyuchenkova A. | 2:0 (6:2, 6:3) | details | 02.03.2021 |
France: French Open - Doubles - Main |
| 1/32-finals | Hruncakova V./Pliskova Kr. | Bertens K./Kuznetsova S. | CAN. | details | 30.09.2020 |
Italy: Rome - Doubles - Main |
| 1/16-finals | Aoyama S./Shibahara E. | Bertens K./Rus A. | 2:0 (6:3, 6:4) | details | 15.09.2020 |
Qatar: Doha - Doubles - Main |
| 1/16-finals | Kichenok L./Kichenok N. | Bertens K./Goerges J. | 2:1 (7:5, 1:6, 10:3) | details | 23.02.2020 |
World: Billie Jean King Cup - World Group - Doubles - Qualification |
| | Bertens K./Schuurs D. | Sabalenka A./Sasnovich A. | 1:2 (6:4, 3:6, 68:7) | details | 08.02.2020 |
Australia: Brisbane - Doubles - Main |
| Final | Hsieh S-W./Strycova B. | Barty A./Bertens K. | 2:1 (3:6, 7:67, 10:8) | details | 12.01.2020 |