Rio vs Bo

Baby Name Comparison — 2026

Rio

Boy #517 Most Popular 2 Syllables

"river"

Origin: Spanish/Portuguese

Spanish Portuguese Brazilian American

✓ All Clear

Boy #452 Most Popular 1 Syllable

"to live, to dwell"

Origin: Old Norse

Scandinavian American Chinese

24 High Risk

{:type=>:nickname, :severity=>:medium, :message=>"'Bo' can be twisted to 'bo'"}

Rio Rank #517

Bo Rank #452

Bo is more popular, ranked #452 vs #517 for Rio.

Is Rio or Bo more popular?

Bo is more popular, ranked #452 compared to Rio at #517 in the United States.

What do Rio and Bo mean?

Rio means "river" (Spanish/Portuguese origin). Bo means "to live, to dwell" (Old Norse origin).

Are Rio and Bo boy or girl names?

Rio is primarily a boy name. Bo is primarily a boy name.