Where does “Gwyn” come from?

Gwyn comes from Welsh gwyn, from Proto-Brythonic gwɨnn, from Proto-Celtic windos, from Proto-Indo-European windo-, ultimately from the Proto-Indo-European root weyd-.

Ancestry of “Gwyn”, step by step

StepLanguageWordMeaning
1Welshgwynwhite; blessed
2Proto-Brythonicgwɨnnwhite
3Proto-Celticwindoswhite
4Proto-Indo-Europeanwindo-—
5Proto-Indo-Europeanweyd-to see

Words derived from “Gwyn”

Every word from Proto-Indo-European weyd- →Every word from Proto-Indo-European windo- →Every word from Proto-Celtic windos →