| Dudley Stanhope, 9th Earl of Harrington | |
| Birth Name: | Dudley Henry Eden Stanhope |
| Birth Date: | 13 January 1859 |
| Earl of Harrington | |
| Tenure: | 1917–1928 |
| Other Titles: | Viscount Petersham Baron Harrington |
| Residence: | Elvaston Castle |
| Nationality: | British |
| Predecessor: | Charles Stanhope, 8th Earl of Harrington (elder brother) |
| Successor: | Charles Stanhope, 10th Earl of Harrington (son) |
| Spouse: | Kathleen Wood (daughter of Joseph Carter Wood) |
| Parents: | Charles Stanhope, 7th Earl of Harrington Elizabeth Still de Pearsall (daughter of Robert Lucas de Pearsall of Wartensee Castle, Switzerland) |
Dudley Henry Eden Stanhope, 9th Earl of Harrington (13 January 1859 – 13 November 1928), was a British peer.
He was the son of Charles Stanhope, 7th Earl of Harrington, and Elizabeth Still de Pearsall. He succeeded in the earldom on the death of his childless brother Charles on 5 February 1917.[1]
Lord Harrington married Kathleen Wood, daughter of Joseph Carter Wood, on 26 April 1883. They had three children:
Lord Harrington died on 13 November 1928 at age 69.