Záh (Zaah or Zách) was the name of a gens (Latin for "clan"; nemzetség in Hungarian) in the Kingdom of Hungary. The clan was one of the 108 gentes during the Hungarian conquest of the Carpathian Basin and located in Nógrád County along with the Kacsics, Kartal, Kökényesradnót and Tomaj clans. The clan divided into two branches: the first one had estates in Transdanubia, Tolna, Somogy and Baranya Counties. The second one remained landowner in Nógrád County. Felician belonged to the Nógrád branch. He was a supporter of Matthew Csák.