| Ulf Thorgilsson |
| Father: Thorgils "Sprakaleg" Styrjornsson | Mother: Sigrid |
| Born: abt 993 of Halland, Sweden |
Died: Sep 29, 1027 of Roskilde, Denmark |
| Spouse:
Estrid (Margarete) Svendsdatter Princess of Denmark | Married: abt 1019 |
| Children:
Niels Estridsen Svend II Ulfsson (Estridssen) King of Denmark Githa Ulfsdatter Biorn (Bjorn) Ulfiussion (Estridsen) Asbjorn Ulfsson Odo Ulfsdatter | Brothers & Sisters: |