Bo vs Cassian

Baby Name Comparison — 2026

Bo

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'"}

Boy #617 Most Popular 3 Syllables

"of the Cassian family (Roman gens)"

Origin: Latin

English American European

✓ All Clear

Bo Rank #452

Cassian Rank #617

Bo is more popular, ranked #452 vs #617 for Cassian.

Is Bo or Cassian more popular?

Bo is more popular, ranked #452 compared to Cassian at #617 in the United States.

What do Bo and Cassian mean?

Bo means "to live, to dwell" (Old Norse origin). Cassian means "of the Cassian family (Roman gens)" (Latin origin).

Are Bo and Cassian boy or girl names?

Bo is primarily a boy name. Cassian is primarily a boy name.