| Champ: |  Taylor Harry Fritz |
| Runner: | Tommy Paul |
| Score: | 6–2, 6–7(4–7), 6–2 |
See main article: 2015 US Open (tennis).
Omar Jasika was the defending champion, but he chose not to participate. Taylor Harry Fritz won the title, defeating Tommy Paul in the final, 6–2, 6–7(4–7), 6–2.