Petersen Name Meaning
Danish Norwegian Dutch and North German: patronymic from the personal name Peter . Americanized form of Norwegian and Danish Pedersen or Pettersen . English: variant of Peterson .
Peterson Name Meaning
English Scottish and German: patronymic from the personal name Peter . In North America this surname has absorbed various cognates and their derivatives from other languages e.g. Norwegian and Danish Pedersen and Pettersen and their Swedish cognates (see 2 below) Polish Piotrowicz Slovenian Petrič Petrovčič and Petrovič (see Petric Petrovic ). Americanized form (and a less common Swedish variant) of Swedish Petersson a cognate of 1 above and also of its variant Pettersson . Compare 1 above.
Source:
Dictionary of American Family Names 2nd edition, 2022
Similar surnames:
Person, Peters, Peerson, Pierson, Petersen, Pearson, Petersohn
From: https://www.ancestry.co.uk/learn/facts