We're all related
The Icelandic genealogical database
Íslendingabók is a genealogical database from deCODE genetics and contains approx. 95% of all individuals born in Iceland since 1700. Anyone with an Icelandic national identity number can register to view their extended family connections and trace their relation to others in the database.
With around 150.000 unique monthly visitors, Íslendingabók is one of the most popular websites in Iceland.