There is very little information about this pharaoh, except that the beginning of his reign was characterized by the regency of an eminent queen, Meritneith (loved by Neith). Den is sometimes remembered with the name Udimu. According to Manetone, he reigned for twenty years. According to the “Stone in Palermo” ( that reports the yearle report of the main events in the reign of the pharaohs up to the fifth dynasty) Den’s years of reign were fourteen.