Danuta Kordaczuk-Wagner (born 2 September 1939 – 10 April 1988) was a female Polish volleyball player and head coach, a member of Poland women's national volleyball team in 1956–1970, a bronze medalist of the Olympic Games Tokyo 1964, a bronze medalist of the World Championship (1956, 1962) and medalist of the European Championship (silver in 1963, bronze in 1958).