Where does “Jan-Erik” come from?

Jan-Erik (Swedish) comes from Swedish Erik, from Old Norse Eiríkr, from Proto-Norse *Aiwa-rikiaʀ.

Ancestry of “Jan-Erik”, step by step

Jan-Erik traces back through two separate lines of ancestry.

via Swedish Erik

StepLanguageWordMeaning
1SwedishErikThe letter "E" in the Swedish spelling alphabet
2Old NorseEiríkr—
3Proto-Norse*Aiwa-rikiaʀ—

via Swedish Jan

StepLanguageWordMeaning
1SwedishJan—
2SwedishjohanThe letter "J" in the Swedish spelling alphabet
Every word from Proto-Norse *Aiwa-rikiaʀ →Every word from Old Norse Eiríkr →Every word from Swedish Erik →