Giertsen

Giertsen is a Norwegian surname. It is a patronymic surname, derived from the given name Giert, a variant of Gerhard. The name Gerhard originates from Germanic roots, meaning "spear brave" or "strong with the spear." As a patronymic name, Giertsen signifies "son of Giert" or "descendant of Giert."

The surname Giertsen is primarily found in Norway and in communities with Norwegian ancestry, particularly in countries like the United States and Canada.

Historically, the prevalence and geographic distribution of the Giertsen surname can often be traced through genealogical records and historical population data within Norway. Variations in spelling may also occur, although Giertsen remains the most common form.