| US Open Women WD | 09/01 23:00 | 24 | Hradecka/Noskova v Williams/Williams | 7-6,6-4 | |
| French Open Women WD | 06/03 13:45 | 26 | Williams/Williams v Klepac/M Sanchez | 4-6,7-6,0-6 | |
| French Open Women WD | 06/01 13:15 | 25 | Williams/Williams v Errani/Flipkens | 6-4,6-2 | |
| French Open Women WD | 05/30 13:00 | 24 | Aoyama/Kato v Williams/Williams | 6-4,4-6,1-6 | |
| 2018 Fed Cup | 02/11 19:50 | - | Williams/Williams v Kerkhove/Schuurs | 2-6,3-6 | |
| Australian Open 2017 WD | 01/17 23:00 | 24 | Williams/Williams v Babos/Pavlyuchenkova | CANC | |
| French Open Women WD | 05/29 14:55 | 26 | Williams/Williams v Bertens/Larsson | 3-6,3-6 |