Wiman is a surname. Notable people with the surname include:
Al Wiman, American reporter Anders Wiman (1865–1959), Swedish mathematician Carl Wiman (1867–1944), Swedish paleontologist David Wiman (1884–1950), Swedish gymnast Dwight Deere Wiman (1895–1951), American film actor, playwright, director and Broadway producer Erastus Wiman (1834–1904), Canadian journalist and businessman Joni Wiman (born 1993), Finnish rallycross driver Kenneth G. Wiman (1930–2021), United States Coast Guard rear admiral Matt Wiman (born 1983), American mixed martial arts fighter