Frederick V, Count of Zollern died at which ancestral seat atop Mount Hohenzollern?
Frederick V, Count of Zollern Friedrich V. of Zollern (died: 24 May 1289 at Hohenzollern Castle) nicknamed, "the Illustrious" was a Count of Zollern.
Frederick I of Prussia Frederick I (German: "Friedrich I" ) (11 July 1657 – 25 February 1713), of the Hohenzollern dynasty, was (as Frederick III) Elector of Brandenburg (1688–1713) and Duke of Prussia in personal union (Brandenburg-Prussia). The latter function he upgraded to royalty, becoming the first King in Prussia (1701–1713). From 1707 he was in personal union the sovereign prince of the Principality of Neuchâtel (German: "Fürstentum Neuenburg" ). He was also the paternal grandfather of Frederick the Great.