Mark Withers (born 3 March 1964) is a former Australian rules footballer who played for Melbourne and the Brisbane Bears in the Victorian Football League (VFL) during the 1980s.
Originally from Northern Tasmanian Football Association (NTFA) club North Launceston, Withers was recruited by Melbourne and made his senior VFL debut in 1984 before joining Brisbane for their inaugural season. He won the Bears' best and fairest in 1988 and was their top disposal-getter that year.