It didn't come easily for the Bulgarian, who needed three sets to take out the qualifier.
| year | Event | RND | Winner | Results |
|---|---|---|---|---|
| 2014 |
Barranquilla
|
Quarter Finals | Adrian Ungur |
3-6
2-6 |
| 2012 |
Brasov
|
Final | Andreas Haider-Maurer |
3-6
7-5 6-2 |
| 2011 |
Caltanissetta
|
Championship | Andreas Haider-Maurer |
3-6
7-6 4-6 |
| year | Event | RND | Winner | Results |
|---|---|---|---|---|
| 2018 |
Poprad-Tatry
|
1/8 | Mohamed Safwat |
5-7
6-1 4-6 |
| 2018 |
Roland Garros ATP
|
1/64 | Karen Khachanov |
7-6
6-3 6-3 |
| year | Event | RND | Winner | Results |
|---|---|---|---|---|
| 2018 |
Davis Cup Group 2 - Europe/Africa
|
Championship | Kamil Majchrzak |
3-6
2-6 |
| 2018 |
Davis Cup Group 2 - Europe/Africa
|
Championship | Hubert Hurkacz |
6-7
5-7 |
| 2018 |
Davis Cup Group 2 - Europe/Africa
|
Championship | Adrian Ungur |
6-0
7-6 |
| 2017 |
Rome 2
|
1/8 | Daniel Gimeno-Traver |
6-7
5-7 |
