Steavenson is a surname. Notable people with the surname include:
Addison Langhorne Steavenson (1836–1913), English Mining Engineer Wendell Steavenson (born 1970), American journalist, and writer William Herbert Steavenson FRAS (1894–1975), English amateur astronomer
See also Steavenson Falls, a waterfall on the Steavenson River Steavenson River in the Australian state of Victoria Stephenson Stevenson