Where does “Bertelson” come from?

Bertelson (English) comes from Danish Bertelsen, from Danish -sen, from Danish søn, from Old Danish sun, from Old Norse sonr, from Proto-Germanic sunuz, from Proto-Indo-European *suhnús.

Ancestry of “Bertelson”, step by step

Bertelson traces back through two separate lines of ancestry.

via Danish Bertelsen

StepLanguageWordMeaning
1DanishBertelsen—
2Danish-sen-son; Forms patronymic surnames
3Danishsønson
4Old Danishsunson
5Old Norsesonrson
6Proto-Germanicsunuzson
7Proto-Indo-European*suhnús—

via Norwegian Bertelsen

StepLanguageWordMeaning
1NorwegianBertelsen—
2Norwegian-sen-son
Every word from Proto-Indo-European *suhnús →Every word from Proto-Germanic sunuz →Every word from Old Norse sonr →