Why did the boy king changed his name from Tutankhaten to Tutankhamun. He changed his name to Tutankhamun out of respect to God Amun. Tutankhamun means ‘living image of Amun.’ Related posts: What effect did Tut’s demise have dynasty? Why did the author appear to be doing nothing at the Studios? What is the example of national integration that the author refers to? Why did he buy a young goat?