so far this is the most I've been able to find about him. I know there should be more out there but I'm running into road blocks.
Any help or suggestions would be appreciated. Thank you.
Gunnar
by Dr Anthony E. Smart
In the Saga of the Volsungs, Gunnar is the brother of Gudrun, who swears to marry Brunhilde by riding through fire to her dwelling. But it is in fact Sigurd who performs the feat, in Gunnar's shape.
Taken from: http://www.pantheon.org/areas/mythology ... icles.html