Where does “石井” come from?

石井 (Japanese) comes from Japanese 石, from Middle Chinese 石.

石井 (Japanese): a spring welling up from between stones

Definitions

  1. a spring welling up from between stones

Ancestry of “石井”, step by step

石井 traces back through two separate lines of ancestry.

via Japanese 石

StepLanguageWordMeaning
1Japanese石a stone; a transistor; a traditional Japanese...
2Middle Chinese石—

via Japanese 井

StepLanguageWordMeaning
1Japanese井well; well, well curb; Well
2Middle Chinese井—

Words derived from “石井”

Every word from Middle Chinese 石 →Every word from Japanese 石 →
石井 — Etymology, Origin & Word History | Etymology Explorer