Where does “羅素” come from?

羅素 (Chinese) comes from English Russell, from Middle English Russel.

Ancestry of “羅素”, step by step

StepLanguageWordMeaning
1EnglishRussellfrom the Norman nickname for someone with red hair
2Middle EnglishRussel
Every word from Middle English RusselEvery word from English Russell
羅素 — Etymology, Origin & Word History | Etymology Explorer