Justin Miller may refer to:
Sports Justin Miller (American football) (born 1984), American football player Justin Miller (baseball, born 1977), American baseball relief pitcher (1977-2013) Justin Miller (baseball, born 1987), American baseball relief pitcher Justin Miller (soccer) (born 1980), South African soccer player
Others Justin Miller (attorney) (born 1975), attorney Justin Miller (barbershop) Justin Miller (judge) (1888–1973)