Dyke is a surname. Notable people with the surname include:
Edwin Dyke (1842–1919), English clergyman and cricketer Greg Dyke (born 1947), former Director General of the BBC and current Chairman of Brentford Football Club John Dyke (rugby player) (1884–1960), Wales international rugby union player John and Jennie Dyke, American aircraft designers Sarah Dyke (elected 2023), British politician William Dyke (1930-2016), mayor of Madison, Wisconsin Sir William Hart Dyke, 7th Baronet (1837–1931) William Dyke (aviator), English World War I flying ace William Dyke (baseball), (1906–1984), American baseball player
See also Dykes (surname) Van Dyke (disambiguation)