| year | Event | RND | Winner | Results |
|---|---|---|---|---|
| 2016 |
Delray Beach International Tennis Championships
|
1/8 | Benjamin Becker |
7-5
6-7 3-6 |
| 2014 |
Irving
|
Quarter Finals | Steve Johnson |
3-6
1-6 |
| 2013 |
Nottingham
|
1/8 | Benjamin Becker |
6-7
6-3 2-6 |
| 2012 |
Citi Open
|
1/16 | Benjamin Becker |
4-6
3-6 |
| year | Event | RND | Winner | Results |
|---|---|---|---|---|
| 2019 |
Las Vegas
|
Quarter Finals | Ernesto Escobedo |
4-6
7-6 6-7 |
| 2019 |
Fairfield
|
Final | Christopher O'connell |
4-6
4-6 |
| 2019 |
Fairfield
|
Quarter Finals | Steve Johnson |
6-1
6-1 |
| 2019 |
Fairfield
|
1/8 | Steve Johnson |
6-3
6-2 |
| 2019 |
Fairfield
|
1/16 | Steve Johnson |
7-6
6-4 |
| 2019 |
Rakuten Japan Open Tennis Championships, Qualification
|
1/8 | Yasutaka Uchiyama |
6-3
6-3 |
| year | Event | RND | Winner | Results |
|---|---|---|---|---|
| 2017 |
Wimbledon, Qualification
|
1/32 | Illya Marchenko |
3-6
7-6 6-4 |
| 2017 |
Wimbledon, Qualification
|
1/64 | Benjamin Becker |
6-3
3-6 4-6 |
| 2017 |
Gerry Weber Open, Qualification
|
1/8 | Mikhail Youzhny |
3-6
4-6 |
| 2017 |
Ricoh Open, Qualification
|
1/8 | Stefanos Tsitsipas |
6-7
6-3 7-5 |
