2011 US Open – Wheelchair quad singles
| Wheelchair quad singles | |
|---|---|
| 2011 US Open | |
| Champion | David Wagner |
| Runner-up | Peter Norfolk |
| Score | 7–5, 3–1 retired |
Defending champion David Wagner won the quad singles wheelchair tennis title at the 2011 US Open when Peter Norfolk retired from the final, with the score at 7–5, 3–1.