Hathorn is a surname. Notable people with the surname include:
David Hathorn (born 1962), South African businessman Gina Hathorn (born 1946), British alpine skier Henry H. Hathorn (1813–1887), American politician John Hathorn (1749–1825), American politician Libby Hathorn (born 1943), Australian writer Linda Hathorn (born 1982), Canadian women's soccer player Maitland Hathorn (1878–1920), South African cricketer
See also Hathorn Hall, academic building at Bates College in Lewiston, Maine, United States Hathorne