Where does “Rogen” come from?

Rogen (English) comes from Scottish Gaelic Ruaghagain, from Scottish Gaelic ruadh, from Old Irish rúad, from Proto-Celtic roudos, from Proto-Indo-European h₁rewdʰ- — red.

Ancestry of “Rogen”, step by step

StepLanguageWordMeaning
1Scottish GaelicRuaghagain
2Scottish Gaelicruadhred, auburn; redheaded
3Old Irishrúadred, reddish
4Proto-Celticroudosred
5Proto-Indo-Europeanh₁rewdʰ-red
Every word from Proto-Indo-European h₁rewdʰ-Every word from Proto-Celtic roudosEvery word from Old Irish rúad