sentences:  The castle is said to have been one of the ancestral seats of the Waldgravial family that in literature could be traced back to the Emichones, the counts in the Nahegau.They were in ownership of the Waldgraviate, which had as its hub the area around Kirn on the river Nahe.In 1258, while he was still alive, Waldgrave Conrad divided his holdings up among his sons, whereby his son Gottfried was given the castles of Dhaun and Grumbach.