Rio has two separate origins and meanings. The first is that it is a Spanish and Portuguese word and place name meaning “river” derived from Latin rivus (brook, small stream) which comes from Proto-Indo-European *h₃er- (to flow, to move). It’s also a Spanish, Portuguese, and Italian surname derived from the given name referring to someone who lived near a lake or a river. Rio is also a Japanese female name with a variety of meanings depending on the kanji used:
- “jasmine + center; middle” (莉央);
- “jasmine + thong; beginning; inception; end; cord; strap” (莉緒);
- “village; parent’s home + cherry” (里桜);
- “pear tree + center; middle” (梨央);
Written in hiragana it’sりお.
Origin: Latin, Japanese