Where does “Ekdahl” come from?

Ekdahl (Swedish) comes from Swedish dahl, from Swedish dal, from Old Swedish dal, from Old Norse dalr, from Proto-Germanic dalą, from Proto-Indo-European dʰel- — an arch, vaulting, curve, curvature, cavity;...

Ancestry of “Ekdahl”, step by step

Ekdahl traces back through two separate lines of ancestry.

via Swedish dahl

StepLanguageWordMeaning
1Swedishdahl
2Swedishdalvalley, dale
3Old Swedishdalvalley
4Old Norsedalrdale, valley
5Proto-Germanicdaląvalley, dale
6Proto-Indo-Europeandʰel-an arch, vaulting, curve, curvature, cavity;...

via Swedish Ek

StepLanguageWordMeaning
1SwedishEkoak
2Old Norseeikoak; tree in general
3Proto-Germanicaiksoak tree; oak
4Proto-Indo-Europeanh₂eyǵ-goat; oak
Every word from Proto-Indo-European dʰel-