Philip Stanhope, 5th Earl Stanhope

The Right Honourable The Earl Stanhope FRS
Stanhope in 1857
Born	Philip Henry Stanhope (1805-01-30)30 January 1805 Walmer, Kent, England
Died	24 December 1875(1875-12-24) (aged 70) Bournemouth, Hampshire, England
Nationality	British
Other names	Viscount Mahon (1816–1855)
Alma mater	Christ Church, Oxford
Known for	Contributions to cultural causes and for his historical writings
Political party	Tory
Spouse	Emily Kerrison ​ ​ (m. 1834; died 1873)​
Children	5; including Arthur, Edward and Philip
Parent	Philip Henry Stanhope, 4th Earl Stanhope (father)
Under-Secretary of State for Foreign Affairs
In office 17 December 1834 – 8 April 1835
Monarch	William IV
Prime Minister	Sir Robert Peel
Preceded by	Viscount Fordwich
Succeeded by	William Fox-Strangways

Philip Henry Stanhope, 5th Earl Stanhope, FRS (30 January 1805 – 24 December 1875), styled Viscount Mahon between 1816 and 1855, was an English antiquarian and Tory politician. He held political office under Sir Robert Peel in the 1830s and 1840s but is best remembered for his contributions to cultural causes and for his historical writings.