Opelka won the battle of tiebreaks, 6-7 (8), 7-6 (14), 7-6 (4), in the New York Open semi.
| year | Event | RND | Winner | Results |
|---|---|---|---|---|
| 2013 |
Mutua Madrid Open
|
1/32 | John Isner |
7-5
7-6 |
| year | Event | RND | Winner | Results |
|---|---|---|---|---|
| 2019 |
New York Open
|
Semi Finals | Reilly Opelka |
7-6
6-7 6-7 |
| 2019 |
New York Open
|
Quarter Finals | John Isner |
6-4
6-1 |
| 2019 |
New York Open
|
1/8 | John Isner |
7-6
6-4 |
| year | Event | RND | Winner | Results |
|---|---|---|---|---|
| 2019 |
New York Open
|
Quarter Finals | Reilly Opelka |
3-6
4-6 |
| 2019 |
New York Open
|
1/8 | Guillermo Garcia-Lopez |
6-7
6-1 4-6 |
| 2019 |
Australian Open ATP
|
1/64 | Robin Haase |
5-7
4-6 5-7 |
