Hans or Hanns Günther may refer to:

Hans F. K. Günther (1891–1968), German race researcher and eugenicist in the Nazi Party Hans Günther (SS officer) (1910–1945), officer of the Schutzstaffel (SS) Hanns Günther, pen name of Walter de Haas (1886–1969), German author, translator, and editor of popular science books