Willison is a surname. Notable people with the surname include:
Brian Willison (born 1977), American academic; former Executive Director of the Parsons Institute for Information MappingDavid Willison (1919–2009), British soldierDavid Willison (pianist) (born 1936), English pianistGeorge F. Willison (1896–1972), writer and editor who specialized in American historyHerbert Willison (1872–1943), English solicitor and Liberal Party, later Liberal National politicianJackson Willison (born 1988 ), New Zealand rugby union footballerJohn Willison (1680–1750), Scottish clergymanJohn Stephen Willison (1856–1927), Canadian newspaperman, author, and businessmanKevin Willison (born 1958), Canadian professional ice hockey playerLeigh Willison (born 1969), Australian rules football playerMarjorie Willison, Canadian author of books on gardening and a radio personalityMartin Willison, Canadian politicianSimon Willison, co-creator of the Django web frameworkWalter Willison (born 1947), American stage actor