Héder (also Heydrich or Hedrich) was the name of a gens (Latin for "clan"; nemzetség in Hungarian) in the Kingdom of Hungary, several prominent secular dignitaries came from this kindred. The ancestors of the kindred were two German knights from the Duchy of Swabia, brothers Wolfer and Héder. They were granted large-scale domains in Western Hungary. The powerful and influential and Kőszegi noble families descended from them.