Where the Larson name comes from

Larson is a Scandinavian patronymic surname meaning "son of Lars". Lars itself comes from the Roman name Laurentius, which meant "from Laurentum" or "crowned with laurel". In the United States, Larson is a common anglicized spelling of the Swedish Larsson and the Danish and Norwegian Larsen.

Larson also has an English line of descent: it formed in Middle English from a pet form of Lawrence with the ending -son. By the 2010 United States Census, Larson ranked as the 247th most common surname in the country, carried by 122,587 people.