Spain was without world No. 1 Rafael Nadal, who was ruled out due to knee injury.
| year | Event | RND | Winner | Results |
|---|
| year | Event | RND | Winner | Results |
|---|---|---|---|---|
| 2018 |
BGL BNP Paribas Luxembourg Open
|
1/8 | Eugenie Bouchard |
1-6
0-6 |
| 2018 |
BGL BNP Paribas Luxembourg Open
|
1/16 | Carla Suarez Navarro |
6-3
6-4 |
| 2018 |
China Open
|
1/16 | Angelique Kerber |
7-6
6-1 |
| 2018 |
China Open
|
1/32 | Carla Suarez Navarro |
1-6
0-6 |
| 2018 |
Wuhan Tennis Open
|
1/32 | Aryna Sabalenka |
7-6
2-6 6-2 |
