Round: 25 Ground: Clay
| WTA Dubai WD | 2021/03/12 17:30 | Mattek-Sands/Pegula v Guarachi/Jurak | 4-6,3-6 |
| WTA Dubai WD | 2021/03/11 15:10 | Mattek-Sands/Pegula v Carter/Stefani | 6-4,6-2 |
| WTA Dubai WD | 2021/03/10 13:45 | Mertens/Sabalenka v Mattek-Sands/Pegula | 6-3,6-7,6-10 |
| WTA Dubai WD | 2021/03/09 13:10 | Mattek-Sands/Pegula v Ninomiya/Voracova | 6-4,7-6 |
| WTA Doha WD | 2021/03/03 15:45 | Mattek-Sands/Pegula v Melichar/Schuurs | 1-6,1-6 |
| WTA Stuttgart WD | 2021/04/25 15:00 | Krawczyk/Mattek-Sands v Barty/Brady | 4-6,7-5,5-10 |
| WTA Stuttgart WD | 2021/04/24 17:00 | Heisen/Wang v Barty/Brady | 1-6,5-7 |
| WTA Stuttgart WD | 2021/04/22 13:30 | Barty/Brady v Xu/Zhang | 6-4,6-3 |
| WTA Stuttgart WD | 2021/04/19 13:00 | Barty/Brady v Christian/Santamaria | 6-3,6-1 |
| Australian Open Women WD | 2021/02/10 04:55 | Barty/Brady v Myers/Popovic | 6-2,6-4 |
| WTA Yarra Valley Classic WD | 2021/02/05 05:45 | Barty/Brady v Melichar/Schuurs | 5-7,4-6 |
| WTA Yarra Valley Classic WD | 2021/02/03 06:00 | Barty/Brady v Jabeur/McHale | 6-2,6-3 |
| WTA Yarra Valley Classic WD | 2021/01/31 04:30 | Barty/Brady v Fichman/Olmos | 7-6,6-1 |