In Delray Beach, the 26-year-old American qualifier beat Gianluca Mager, 7-6 (2), 6-4.
| year | Event | RND | Winner | Results |
|---|---|---|---|---|
| 2017 |
Citi Open
|
1/16 | Marcos Baghdatis |
6-4
6-1 |
| 2016 |
US Open
United States, New York, Flushing Meadows |
1/16 | Marcos Baghdatis |
6-3
7-6 1-6 6-1 |
| 2015 |
Happy Valley
|
Final | Ryan Harrison |
7-6
6-4 |
| 2012 |
Brisbane International
Australia, Brisbane |
1/16 | Marcos Baghdatis |
6-7
4-6 |
| year | Event | RND | Winner | Results |
|---|---|---|---|---|
| 2019 |
Wimbledon ATP
|
1/32 | Matteo Berrettini |
6-1
7-6 6-3 |
| 2019 |
Wimbledon ATP
|
1/64 | Marcos Baghdatis |
2-6
4-6 4-6 |
| 2019 |
Busan
|
1/16 | Marcos Baghdatis |
6-4
2-6 2-6 |
| 2019 |
Seoul
|
1/16 | Zhe Li |
4-6
2-6 |
| 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 |
