Onstad

Onstad is a surname of Norwegian origin. It is a habitational name derived from various farmsteads in Norway named Onstad, which itself is formed from the Old Norse elements "Ón" (a personal name, possibly meaning "ancestor" or "field") and "staðr" (meaning "place," "farm," or "homestead"). Therefore, Onstad literally means "Ón's place" or "the farmstead of Ón."

As a surname, Onstad is primarily found in Norway and in countries where Norwegian immigrants settled, such as the United States and Canada. Individuals with the surname Onstad can trace their ancestry back to a specific farm or region in Norway. Variations in spelling may exist, but Onstad is the most common form. Genealogical research can often link families with the Onstad surname to specific locations in Norway and their historical origins.