Halep was up a set when she suffered an acute left leg injury.
| year | Event | RND | Winner | Results |
|---|---|---|---|---|
| 2021 |
Internazionali BNL d'Italia
|
1/16 | Angelique Kerber |
1-6
3-3 |
| 2021 |
Madrid Open
|
1/8 | Elise Mertens |
4-6
7-5 7-5 |
| 2021 |
Madrid Open
|
1/16 | Simona Halep |
0-6
4-6 |
| 2021 |
Madrid Open
|
1/32 | Simona Halep |
0-6
5-7 |
| 2021 |
Porsche Tennis Grand Prix
|
Semi Finals | Aryna Sabalenka |
6-3
6-2 |
| 2021 |
Porsche Tennis Grand Prix
|
Quarter Finals | Simona Halep |
1-6
4-6 |
| 2021 |
Porsche Tennis Grand Prix
|
1/8 | Simona Halep |
1-6
3-6 |
| year | Event | RND | Winner | Results |
|---|---|---|---|---|
| 2021 |
Santiago
|
1/16 | Roberto Carballes Baena |
2-6
6-2 7-6 |
| 2021 |
Chile Open, Qualification
|
1/8 | Nicolas Kicker |
6-0
6-4 |
