Williams became the first in history to own a career Golden Slam in singles and doubles.
| year | Event | RND | Winner | Results |
|---|---|---|---|---|
| 2016 |
Guangzhou International Women's Open
China, Guangzhou |
Final | Lesia Tsurenko |
6-4
3-6 6-4 |
| 2015 |
BNP Paribas Open
|
Quarter Finals | Jelena Jankovic |
1-6
1-4 |
| year | Event | RND | Winner | Results |
|---|---|---|---|---|
| 2021 |
Australian Open, Qualification WTA
|
1/16 | Liudmila Samsonova |
7-6
6-2 |
| 2021 |
Australian Open, Qualification WTA
|
1/32 | Lesia Tsurenko |
3-6
2-6 |
| 2020 |
Roland Garros, Qualification WTA
|
1/48 (Special Qual) | Cagla Buyukakcay |
6-2
5-7 6-1 |
| year | Event | RND | Winner | Results |
|---|---|---|---|---|
| 2017 |
US Open WTA
|
1/64 | Petra Kvitova |
7-5
7-5 |
| 2017 |
Citi Open
|
1/16 | Oceane Dodin |
6-4
3-6 0-2 |
| 2017 |
NanChang Open
|
1/8 | Jing-Jing Lu |
2-6
6-1 6-2 |
