In Delray Beach, the 26-year-old American qualifier beat Gianluca Mager, 7-6 (2), 6-4.
| year | Event | RND | Winner | Results |
|---|---|---|---|---|
| 2012 |
Mutua Madrilena Masters Madrid
|
1/32 | Ryan Harrison |
6-7
6-7 |
| 2010 |
US Open
United States, New York, Flushing Meadows |
Championship | Sergiy Stakhovsky |
6-3
5-7 3-6 6-3 7-6 |
| year | Event | RND | Winner | Results |
|---|---|---|---|---|
| 2021 |
Biella 4
|
Quarter Finals | Daniel Masur |
7-6
6-4 |
| 2021 |
Biella 3
|
1/16 | Andreas Seppi |
2-6
4-6 |
| year | Event | RND | Winner | Results |
|---|---|---|---|---|
| 2021 |
Delray Beach Open
|
1/16 | Gianluca Mager |
3-6
6-1 6-4 |
| 2020 |
Mexican Open, Qualification
|
1/8 | Daniel Altmaier |
6-2
6-3 |
