Where does “Åström” come from?

Åström (Swedish) comes from Swedish å, from Swedish och, from Old Swedish ock, from Old Norse ok, from Old Norse svá, from Proto-Germanic swa, from Proto-Germanic swē, from Proto-Indo-European swē — self (reflexive pronoun).

Ancestry of “Åström”, step by step

Åström traces back through two separate lines of ancestry.

via Swedish å

StepLanguageWordMeaning
1Swedishåa river, a creek, a big stream; on
2Swedishochand; used to connect two homogeneous words or...
3Old Swedishock
4Old Norseokand; also, too; yoke
5Old Norsesváso
6Proto-Germanicswaso, thus, in this manner
7Proto-Germanicswēlike, similar to; just like, in the same manner...
8Proto-Indo-Europeanswēself (reflexive pronoun)

via Swedish ström

StepLanguageWordMeaning
1Swedishströmcurrent, flow; the part of a fluid that moves...
2Old Swedishströmber
3Old Norsestraumra stream, a current, a race, a river; the tide
4Proto-Germanicstraumazstream, current, river
5Proto-Indo-Europeansrowmosriver
6Proto-Indo-Europeansrew-to flow, stream
7Proto-Indo-Europeanser-to flow; to guard; to bind, to tie together
Every word from Proto-Indo-European swēEvery word from Proto-Germanic swēEvery word from Proto-Germanic swa