Bjorn Bearsson

Bjorn's father was Ulf (Wolf) Thorkilsson and his mother was UNKNOWN Svendsdottir.  His paternal grandparents were Thorkill Stybiornsson and UNKNOWN Sigrid. He had a brother and a sister, named Svend I (II) and Asbjorn.  He died in 1049.

He had a biological son and a biological daughter, named Siward and Aelflaed (Sybil) of.