Olaf Haraldsson
Olaf was born about 0877 in Oslo, Norway.  He died in 0934 in Tonsberg, Norway.

 Tryggve (Truggvi) Olafsson
Tryggve (Truggvi) was born in 0915 in Oslo, Norway.  He died at the age of 50 in 0965 in Halvoen, Satenes, Oslo, Norway (assassinated).

 Ragnvald Olafsson , of West Gotland & Polotsk
Ragnvald was born about 0925 in Oslo, Norway.  He died in 0970 in Polotsk, Byelorussia (killed).