Thorvald Asvaldsson
Thorvald (Žorvaldur) Asvaldsson was the father of the founder and discoverer of
Greenland,
Eric the Red whose son was
Leif Ericsson who visited North America long before
Christopher Columbus.
Thorvald Asvaldsson was born in Norway. He was exiled from Norway during the reign of King Harald Fairhair.