| year | Event | RND | Winner | Results |
|---|---|---|---|---|
| 2011 |
US Men's Clay Court Championships
|
Championship | Ryan Sweeting |
6-7
3-6 |
| 2011 |
SAP Open
United States, California, San Jose |
Championship | Ivo Karlovic |
4-6
4-6 |
| 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 |
| year | Event | RND | Winner | Results |
|---|---|---|---|---|
| 2019 |
Swiss Indoors Basel, Qualification
|
1/8 | Peter Gojowczyk |
6-2
6-4 |
| 2019 |
VTB Kremlin Cup
|
1/8 | Marin Cilic |
6-1
7-6 |
| 2019 |
VTB Kremlin Cup
|
1/16 | Ivo Karlovic |
6-4
6-7 7-6 |
| 2019 |
US Open ATP
|
1/64 | Frances Tiafoe |
2-6
3-6 2-1 |
