Conversation so far:
Where is beowolf from?
Beowulf is an Old English epic poem. Beowulf, a hero of the Geats, comes to the aid of Hrothgar. Victorious, Beowulf goes home to Geatland (Götaland in modern Sweden).
What does Beowolf do?
Beowulf slays the monster Grendel and the monster's mother. He then goes home to Sweden and becomes the king. 50 years later Beowulf defeats a dragon but also dies.
What does beowulf mean?
Possibly means bee wolf (in effect equal to bear) from Old English beo bee and wulf wolf. Alternatively, the first element may be beadu battle.
Do Beowulf and Bödvar Bjarki have anything in common?
Like Beowulf, it was from Geatland that Bödvar Bjarki arrived in Denmark.

Question: What else is similar?
Self-contained rewrite: What else is similar about Beowulf and Bödvar Bjarki?