Bjorn Ulfiusson
Bjorn was born about 1021 in Denmark.  He died in 1049.

 Siward Bjornsson
Siward was born about 1020 in Denmark.  He died in 1055 in York, Yorkshire, England.  He was buried in Galmanho Abby, York, Yorkshire, England.

 Asmund Bjornsson
Asmund was born about 1047.  Asmund is no longer alive.