Ulf Karlsson Lejon

Ulf Karlsson was born in 1248.¹   Ulf Karlsson's father was Karl Sigtryggsson Boberg and his mother was Helena Petersdotter.  His paternal grandparents were Sigtrygg Bengtsson Boberg and Miss Magnusdotter.  He was an only child.  He died after 1281.¹ 

He had a biological daughter named Margareta Ulfsdotter.