Where does “Jesper” come from?

Jesper (Danish) comes from Old Norse Ásbjǫrn, from Old Norse Áss, from Proto-Germanic astaz, from Proto-Indo-European h₃ósdos — branch.

Ancestry of “Jesper”, step by step

Jesper traces back through two separate lines of ancestry.

via Old Norse Ásbjǫrn

StepLanguageWordMeaning
1Old NorseÁsbjǫrn—
2Old NorseÁssa thick pole, main beam (in a house)
3Proto-Germanicastazbranch
4Proto-Indo-Europeanh₃ósdosbranch

via Danish Kasper

StepLanguageWordMeaning
1DanishKasper—

Words derived from “Jesper”

Every word from Proto-Indo-European h₃ósdos →Every word from Proto-Germanic astaz →Every word from Old Norse Áss →