| Champ: |  Reilly Opelka |
| Runner: |  Brayden Schnur |
| Score: | 6–1, 6–7(7–9), 7–6(9–7) |
| Draw: | 28 (4 / 3) |
| Seeds: | 8 |
| Type: | singles doubles |
| Main Name: | New York Open (tennis) |
| Before Name: | New York Open |
| After Name: | New York Open |
See main article: 2019 New York Open.
Kevin Anderson was the defending champion,[1] but withdrew before the tournament began because of a right elbow injury.[2]
Reilly Opelka won his first ATP Tour title, defeating Brayden Schnur in the final, 6–1, 6–7(7–9), 7–6(9–7). He saved six match points en route to the title, all in the second-set tiebreak of his semifinal match against John Isner.[3]
The top four seeds received a bye into the second round.
