Neterkheperre or Netjerkheperre-setepenamun Siamun was the sixth pharaoh of Egypt during the Twenty-first dynasty. He built extensively in Lower Egypt for a king of the Third Intermediate Period and is regarded as one of the most powerful rulers of this Dynasty after Psusennes I. Siamun's prenomen, Netjerkheperre-Setepenamun, means "Like a God is The Manifestation of Re, Chosen of Amun" while his name means 'son of Amun.' Reign Length Siamun was erroneously credited with a reign of only 9 Years… (More on Siamun)