Etymology Explorer › English

Where does “Doug” come from?

Doug (English) comes from English Douglas, from Scottish Gaelic glais, from Old Irish glas, from Proto-Celtic glastos, from Proto-Indo-European ǵʰl̥h₃stós, from Proto-Indo-European ǵʰelh₃- — to flourish; green, yellow.

Ancestry of “Doug”, step by step

StepLanguageWordMeaning
1EnglishDouglas—
2Scottish Gaelicglaislock; vocative/genitive singular of glas
3Old Irishglasgreen, greenish; blue, green-blue, grey-blue; the...
4Proto-Celticglastosgreen, blue
5Proto-Indo-Europeanǵʰl̥h₃stós—
6Proto-Indo-Europeanǵʰelh₃-to flourish; green, yellow

Words derived from “Doug”

  • Dougo
Every word from Proto-Indo-European ǵʰelh₃- →