Williams became the first in history to own a career Golden Slam in singles and doubles.
| 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 |
| year | Event | RND | Winner | Results |
|---|---|---|---|---|
| 2021 |
Zagreb
|
1/8 | Juan Pablo Varillas |
4-6
2-6 |
| 2021 |
Belgrade
|
Quarter Finals | Roberto Carballes Baena |
7-6
6-1 |
| 2021 |
Belgrade
|
1/8 | Blaz Rola |
6-2
6-2 |
| 2021 |
Belgrade
|
1/16 | Blaz Rola |
6-4
2-0 |
| 2021 |
Split
|
Final | Blaz Rola |
6-2
3-6 2-6 |
| 2021 |
Split
|
Semi Finals | Blaz Rola |
6-7
7-6 4-6 |
| 2021 |
Split
|
Quarter Finals | Blaz Rola |
6-2
6-4 |
| 2021 |
Split
|
1/16 | Blaz Rola |
6-3
6-4 |
