He and his family appear in the Icelandic Sagas with the principal source from Haukr Erlendsson's edition of Landnámabók.
[1][2] Svavarsson is described as a Swedish Viking who owned land in Zealand (in modern Denmark).
This storm pushed his ship far to the north until he reached the eastern coast of Iceland.
Uni danski had a son, Hróar Tungugoði, who inherited the entire estate.
In the Sagas of Icelanders, Hróar quarreled with other men and was twice challenged to a hill battle and won both times.