The former No. 1 has made an emotional return to the tour at the Citi Open in Washington.
| year | Event | RND | Winner | Results |
|---|---|---|---|---|
| 2018 |
US Open ATP
|
1/64 | Marin Cilic |
7-5
6-1 1-1 |
| 2018 |
Western & Southern Open
|
1/16 | Marin Cilic |
7-6
4-6 4-6 |
| 2018 |
Western & Southern Open
|
1/32 | Marius Copil |
4-6
2-6 |
| 2018 |
Western & Southern Open, Qualification
|
1/14 (Special Qual) | Marius Copil |
4-6
6-3 3-6 |
| year | Event | RND | Winner | Results |
|---|---|---|---|---|
| 2018 |
US Open, Qualification ATP
|
1/64 | Ivo Karlovic |
3-6
6-7 |
| 2018 |
Western & Southern Open, Qualification
|
1/14 (Special Qual) | Ivo Karlovic |
7-6
6-3 |
