The 2017 Wimbledon semifinalist beat fellow American Mackenzie McDonald.
| year | Event | RND | Winner | Results |
|---|---|---|---|---|
| 2014 |
Winston-Salem
|
1/32 | Sam Querrey |
7-6
6-4 |
| 2014 |
Internazionali BNL d'Italia, Qualification
|
1/7 (Special Qual) | Pere Riba |
6-7
3-6 |
| year | Event | RND | Winner | Results |
|---|---|---|---|---|
| 2019 |
Ostrava
|
1/32 | Dimitar Kuzmanov |
6-2
3-1 |
| 2019 |
Murcia
|
1/32 | Oriol Roca Batalla |
4-6
6-4 3-5 |
| year | Event | RND | Winner | Results |
|---|---|---|---|---|
| 2021 |
Delray Beach Open
|
1/8 | Gianluca Mager |
7-6
6-1 |
| 2021 |
Delray Beach Open
|
1/16 | Sam Querrey |
3-6
4-6 |
| 2020 |
Roland Garros ATP
|
1/64 | Andrey Rublev |
7-6
7-6 5-7 4-6 3-6 |
