Ivar the Boneless was the brother of which 9th century Viking chieftain?
Ubba Ubba, also known as Hubba, Ubbe, and Ubbi, was a mid-ninth-century Viking chieftain and one of the commanders of the Great Army, a coalition of Norse warriors that in AD 865 invaded the Anglo-Saxon kingdoms of Northumbria, Mercia, East Anglia and Wessex.
Gunnar Hámundarson Gunnar Hámundarson was a 10th century Icelandic chieftain. He lived in Hlíðarendi in Fljótshlíð and is probably better known as Gunnar of Hlíðarendi (Old Norse: Gunnarr á Hlíðarenda). He features prominently in the first half of Njáls saga, which tells of the chain of events ultimately leading to his death in battle.