Tenison or Tennison is a surname. Notable people with the surname include: Thomas Tenison (1636–1715), Archbishop of Canterbury Renee Tenison (born 1968), American model and actress Rosie Tenison (born 1968), American model and actress, identical twin sister of Renee Tenison Jeni Tennison, OBE Technical Director of the Open Data Institute Thomas Tenison, built Castle Tenison in 1820s, Keadue, Co. Roscommon, landowner, father of E.K. Tenison Edward King-Tenison (1805–1878), lived at Kilronan Castle, Keadue, Co. Roscommon, Irish photographer, landowner Lady Louisa Tenison, wife of E.K. Tenison, travel writer, and artist Henry King-Tenison, 8th Earl of Kingston (1848–1896), Irish peer and Conservative politician Robin Hanbury-Tenison (born 1936), English explorer Fictional characters: Jane Tennison, chief character in the British TV series Prime Suspect Media: Prime Suspect 1973, a British TV show also known as Prime Suspect: Tennison or just Tennison See also Tennyson (disambiguation)