The Serb was pushed to a fourth set for the second time in two rounds.
| year | Event | RND | Winner | Results |
|---|---|---|---|---|
| 2018 |
Houston
|
1/16 | Kamil Majchrzak |
2-6
5-7 |
| 2018 |
Knoxville
|
1/8 | Blaz Rola |
4-6
4-6 |
| 2018 |
Knoxville
|
1/16 | Tennys Sandgren |
6-3
6-0 |
| 2018 |
Rolex Paris Masters, Qualification
|
1/6 (Special Qual) | Joao Sousa |
6-7
6-3 6-4 |
| 2018 |
Rolex Paris Masters, Qualification
|
1/12 (Special Qual) | Tennys Sandgren |
6-4
3-6 4-6 |
| year | Event | RND | Winner | Results |
|---|---|---|---|---|
| 2017 |
Australian Open, Qualification WTA
|
1/48 (Special Qual) | Tatjana Maria |
6-1
6-2 |
| 2016 |
Brisbane International, Qualification
|
1/16 | Sachia Vickery |
6-2
3-6 2-6 |
