Herlihy is an Irish surname. Notable people with the surname include: David Herlihy (1930–1991), American historian David V. Herlihy (born 1958), American author and historian Ed Herlihy (1909–1999), American newsreel narrator Gavan Herlihy (born 1947), New Zealand politician James Leo Herlihy (1927–1993), American writer Maurice Herlihy (born 1954), American computer scientist Patricia Herlihy (1930-2018), American historian Thomas Herlihy (1956-2015), American politician Tim Herlihy (born 1966), American actor and producer Surnames of Irish origin Surnames of British Isles origin Anglicised Irish-language surnames