Matthew Walker may refer to: Actors Matthew Walker (American actor) (born 1968), American actor Matthew Walker (Australian actor) (born 1979), New Zealand-Australian actor Matthew Walker (Canadian actor) (born 1942), English film and television actor in Canada Sportspeople Matthew Walker (English cricketer) (born 1974), English cricketer Matthew Walker (New Zealand cricketer) (born 1977), cricketer from New Zealand Matthew Walker (swimmer) (born 1978), English swimmer Science Matthew Walker Sr. (1906–1978), African-American physician and surgeon Matthew Walker (scientist) (born c. 1972), professor of neuroscience and psychology See also Matt Walker (disambiguation) Matthew Walker knot, a decorative knot Robert Matthew-Walker (born 1939), English writer, broadcaster and composer