Vilgerðarson
Vilgerðarson is a patronymic from Old Norse used in Norse and Icelandic naming, meaning "son of Vilgerð" (often Vilgeirr). In medieval Icelandic sources, the form identifies a man as the son of a father named Vilgerð rather than as a hereditary family surname. The suffix -arson is a standard element in Norse patronyms, and Vilgerðarson would change with each generation as different fathers named Vilgerð appear.
The most famous bearer in the historical record is Flóki Vilgerðarson, commonly known as Hrafna-Flóki (Raven
Modern usage: In contemporary Iceland, Vilgerðarson serves as a patronymic, not a fixed surname. It would indicate