| year | Event | RND | Winner | Results |
|---|---|---|---|---|
| 2012 |
Estoril Open
Portugal, Estoril |
1/16 | Denis Istomin |
7-5
6-1 |
| 2010 |
ATP Kremlin Cup
|
Championship | Denis Istomin |
1-6
7-5 6-3 |
| year | Event | RND | Winner | Results |
|---|---|---|---|---|
| 2020 |
Davis Cup Qualifying Round
|
Championship | Tommy Paul |
6-3
6-0 |
| 2020 |
Davis Cup Qualifying Round
|
Championship | Reilly Opelka |
6-2
7-5 |
| 2020 |
Columbus
|
Final | J.J. Wolf |
4-6
2-6 |
| 2020 |
Columbus
|
1/8 | Denis Istomin |
3-6
1-6 |
| 2020 |
Delray Beach Open
|
1/16 | Milos Raonic |
2-6
2-6 |
| year | Event | RND | Winner | Results |
|---|---|---|---|---|
| 2017 |
Rolex Paris Masters, Qualification
|
1/6 (Special Qual) | Vasek Pospisil |
6-3
6-4 |
| 2017 |
Rolex Paris Masters, Qualification
|
1/12 (Special Qual) | Paul-Henri Mathieu |
6-4
6-4 |
| 2017 |
Swiss Indoors Basel, Qualification
|
1/8 | Peter Gojowczyk |
6-7
7-5 6-4 |
