David Simpson or Dave Simpson may refer to:
Arts and media David Simpson (artist) (born 1928), American artist Dana Simpson (David Craig Simpson, born 1977), American cartoonist
Politics David Simpson (Canadian politician) (1910–1965), Canadian politician David Simpson (Northern Ireland politician) (born 1959), Democratic Unionist Party politician in Northern Ireland David Simpson (Texas politician) (born 1961), Texas Representative
Religion David Simpson (priest) (1745–1799), English priest David Capell Simpson (1883–1955), British biblical scholar, academic and Church of England clergyman
Sport Dave Simpson (ice hockey) (born 1962), Canadian ice hockey player David Simpson (Irish cricketer) (born 1983), Irish cricketer David Simpson (Scottish cricketer) (born 1961), Scottish cricketer David Simpson (footballer, born 1963), Australian rules footballer for Richmond David Simpson (footballer, born 1965), Australian rules footballer for Geelong Dave Simpson (soccer) (born 1983), Canadian soccer player
Other people David Alan Simpson (born 1955), English botanist David F. Simpson (1860–1925), American jurist David Simpson (mayor) (1860–1931), English builder, contractor, and property developer