2018 US Open – Wheelchair quad singles
| Wheelchair quad singles | |
|---|---|
| 2018 US Open | |
| Champion | Dylan Alcott |
| Runner-up | David Wagner |
| Score | 7–5, 6–2 |
Dylan Alcott defeated the defending champion David Wagner in the final, 7–5, 6–2 to win the quad singles wheelchair tennis title at the 2018 US Open.