In Greek mythology, Acrisius was a son of Abas and the twin brother of Proteus with whom he quarrelled even in the womb. He was the father of Danae. When Abas died, Acrisius expelled Proteus from his inheritance, but Proteus returned supported by Iobates and Acrisius was compelled to give him Tiryns while he kept Argos. Research Acrisius