Where does “Martenson” come from?

Martenson (English) comes from Swedish Mårtensson, from Swedish Mårtens, from Swedish son, from Old Swedish son, from Old Norse sonr, from Proto-Germanic sunuz, from Proto-Indo-European *suhnús.

Ancestry of “Martenson”, step by step

Martenson traces back through two separate lines of ancestry.

via Swedish Mårtensson

StepLanguageWordMeaning
1SwedishMårtensson
2SwedishMårtens
3Swedishsonson; someone's male child
4Old Swedishsonson
5Old Norsesonrson
6Proto-Germanicsunuzson
7Proto-Indo-European*suhnús

via Danish Martensen

StepLanguageWordMeaning
1DanishMartensen
Every word from Proto-Indo-European *suhnús
Martenson — Etymology, Origin & Word History | Etymology Explorer