Per Jonas Nordhagen
Per Jonas Nordhagen is a Norwegian art historian. He was born in Bergen as a son of professor Rolf Nordhagen and Elisabeth Marie Myhre. He was a grandson of Johan Nordhagen and nephew of Olaf Nordhagen. He has been married twice; first to art historian Signe Horn Fuglesang, a daughter of Rolf Jørgen Fuglesang.