Pettersen
Pettersen is a Norwegian surname derived from the given name Petter (Peter) combined with the patronymic suffix -sen, meaning "son of Petter." This form reflects Norwegian spelling conventions, where -sen is a common suffix for inherited family names. Related forms in the broader Scandinavian and Anglophone world include Pettersson (Swedish), Petersen (Danish and Norwegian), Pedersen, and Peterson.
In Norway, Pettersen is found across the population, with variations in regional concentration reflecting historical naming
Notable bearers of the surname come from a range of fields, including politics, science, and culture, illustrating
For genealogical research, Pettersen may be found in civil registers, church records, and censuses. When tracing