Sigtrygg Bengtsson (1197-1252) (b. 1150) Parents Bengt Mattson [Boberg] NN Children Karl Sigtryggsson [Boberg] Bengt Sigtryggson (Boberg) Ulfhild Sigtryggsdotter N.N. Sigtryggsdotter Hafrid Sigtryggsdotter (Boberg) Partners NN NN Magnusdotter