Sigtryggur AV VENDSYSSEL , King of Vendsyssel

  General Notes:

https://gw.geneanet.org/jmpiresechehaye?lang=fr&pz=jean+marie&nz=pire+sechehaye&p=sigtryggur&n=av+vendsyssel

https://genvagar.nu/show.asp?PersonId=565828
Sigtryggur (King) af Vendsyssel, Vendel
Also Known As: "af Vindli", "i Vendsyssel", "af Vendil", "Sigtrygg", "Sigtryggur Snarfare av Vendsyssel"
Birthdate: 671
Birthplace: Vendsyssel, Nordjylland, Denmark
Death: Died 693 in Vestfold, Norway

https://en.wikipedia.org/wiki/Vendsyssel
Vendsyssel (Danish pronunciation: ['ven?sysl?]) is the northernmost traditional district of Denmark and of Jutland. Being divided from mainland Jutland by the Limfjord, it is technically a part of the North Jutlandic Island. Vendsyssel is part of the North Denmark Region.

Sigtryggur married.