Ivar the Boneless was the brother of which 9th century Viking chieftain?
Ivar the Boneless Ivar the Boneless (Old Norse: "Ívarr hinn Beinlausi" ; ) was a Viking leader and a commander who invaded what is now England. According to the "Tale of Ragnar Lodbrok", he was the son of Ragnar Lodbrok and Aslaug. His brothers included Björn Ironside, Halfdan Ragnarsson, Hvitserk, Sigurd Snake-in-the-Eye and Ubba.
Ímar ua Ímair Ímar ua Ímair (Old Norse: "Ívarr" , died 904) was a Norse or Norse-Gaelic King of Dublin. He was a grandson of Ímar and a member of the Uí Ímair.