Georges-Trevor-Douglas-Bernard d'Harcourt-Olonde was a French aristocrat and a 19th-century diplomat. Formally styled marquis d'Harcourt, he served as French Ambassador to London from 1875 until 1879.
- Occupation
- diplomat, politician
- Position held
- member of the Chamber of Peers, Ambassador of France to the United Kingdom
- Citizenship
- France
- Born
- November 4, 1808
- Died
- November 30, 1883
