Dreissigacker as a surname may refer to
Dick Dreissigacker (born 1947), American rower and engineer, co-founder of sports equipment company Concept2 Emily Dreissigacker (born 1988), American biathlete, daughter of Dick Dreissigacker Hannah Dreissigacker (born 1986), American biathlete, daughter of Dick Dreissigacker Pete Dreissigacker, American rower and engineer, co-founder of sports equipment company Concept2, brother of Dick Dreissigacker