*Yrsa Helgasdatter
born Abt 0565 Denmark
married Abt 0593 Of Sweden

father:
*Helgi Halfdansson
born Abt 0528 Of, Roskilde, Denmark
married Abt 0564 Of, Denmark
(end of information)

mother:
*Mrs. Olof "The Mighty" Halfdannson
born Abt 0540 Of, Roskilde, Denmark
married Abt 0564 Of, Denmark
(end of information)

siblings:
unknown

spouse:
*Adils "Athils" Ottarsson King in Uppsala
born Abt 0572 Sweden

children:
*Eystein Adilsson King in Sweden
born Abt 0594 Sweden
married Abt 0615 Of Sweden

biographical and/or anecdotal:

notes or source:
Judging from the name of the wife this appears to be a second marriage perhaps to a deceased brother's wife.
LDS