| year | Event | RND | Winner | Results |
|---|---|---|---|---|
| 2013 |
SAP Open
United States, California, San Jose |
1/16 | Denis Istomin |
3-6
4-6 |
| 2012 |
Apia International Sydney
Australia, Sydney |
1/8 | Denis Istomin |
2-6
1-6 |
| 2011 |
US Open
United States, New York, Flushing Meadows |
Championship | Denis Istomin |
3-6
7-5 6-4 7-6 |
| year | Event | RND | Winner | Results |
|---|---|---|---|---|
| 2021 |
Australian Open, Qualification ATP
|
1/64 | Lorenzo Giustino |
1-6
1-6 |
| 2020 |
Astana Open, Qualification
|
1/8 | Alexei Popyrin |
6-4
4-4 |
| year | Event | RND | Winner | Results |
|---|---|---|---|---|
| 2015 |
Lexington
|
1/8 | Mitchell Krueger |
1-6
1-6 |
| 2015 |
Lexington
|
1/16 | Ryan Sweeting |
7-6
6-2 |
| 2015 |
Binghamton
|
1/16 | Edward Corrie |
5-7
2-6 |
