Shaddam IV of House Corrino is a fictional character in the Dune universe created by Frank Herbert. He is Padishah Emperor of the Known Universe in Herbert's 1965 novel Dune. Shaddam's accession to the throne is chronicled in the Prelude to Dune prequel trilogy (1999-2001) by Brian Herbert and Kevin J. Anderson, and he later appears in the prequel Paul of Dune (2008).Born in year 10,134 A.G.