The 21-year-old American withdrew from the US Open with knee injury.
| year | Event | RND | Winner | Results |
|---|---|---|---|---|
| 2018 |
Rogers Cup
|
1/32 | Benoit Paire |
3-6
4-6 |
| 2018 |
Citi Open
|
1/16 | Stefanos Tsitsipas |
3-6
6-3 7-5 |
| 2018 |
Citi Open
|
1/32 | Jared Donaldson |
6-4
7-6 |
| year | Event | RND | Winner | Results |
|---|---|---|---|---|
| 2015 |
US Open
|
1/32 | Feliciano Lopez |
6-2
3-6 6-1 5-7 3-6 |
| 2015 |
US Open
|
1/64 | Mardy Fish |
7-6
3-6 1-6 3-6 |
| 2015 |
Western & Southern Open
|
1/16 | Andy Murray |
4-6
6-7 |
| 2015 |
Western & Southern Open
|
1/32 | Mardy Fish |
2-6
2-6 |
