| Halfdan Frodasson(~503 - ) | |
| Sigris(~507 - ) |
| Helgi Halfdansson | Olof "The Mighty" |
|
b. abt 528, Roskilde, Denmark
d.
bur.
occ.
edu.
rel.
|
b. abt 540, Denmark
d.
bur.
occ.
edu.
rel.
|
| Yrsa Helgasdatter |