Save Type Surname (from given name) Usage Irish Pronounced Pron. KEHN-ə-dee(English) [key·IPA] Meaning & HistoryExpand Links From the Irish name Ó Cinnéidigh meaning "descendant of Cennétig". This surname was borne by assassinated American president John F. Kennedy (1917-1963). Related NamesDetails VariantÓ CinnéidighGiven Name DescendantKennedy(Irish) Categories alpinists, American presidential surnames, body parts, comedians, disabilities, Kennedy family, mountaineers, protection, TTC stations, U.S. senators, Virtua Tennis opponent characters