Wawrinka was the 2015 French Open champion, and was the runner-up in 2017.
| year | Event | RND | Winner | Results |
|---|---|---|---|---|
| 2016 |
Sofia Open
|
1/8 | Guillermo Garcia-Lopez |
6-3
6-4 |
| year | Event | RND | Winner | Results |
|---|---|---|---|---|
| 2019 |
Open 13 Provence, Qualification
|
1/8 | Sergiy Stakhovsky |
4-6
6-1 6-3 |
| 2019 |
Sofia Open
|
1/16 | Martin Klizan |
0-6
6-3 2-6 |
| 2019 |
Davis Cup Qualifying Round
|
Championship | Alex De Minaur |
6-3
7-6 |
| year | Event | RND | Winner | Results |
|---|---|---|---|---|
| 2019 |
New York Open
|
Quarter Finals | Reilly Opelka |
3-6
4-6 |
| 2019 |
New York Open
|
1/8 | Guillermo Garcia-Lopez |
6-7
6-1 4-6 |
| 2019 |
Australian Open ATP
|
1/64 | Robin Haase |
5-7
4-6 5-7 |
