Callahan vs Bo

Baby Name Comparison — 2026

Callahan

Boy #364 Most Popular 3 Syllables

"lover of churches"

Origin: Irish Gaelic

Irish American English

✓ All Clear

Boy #452 Most Popular 1 Syllable

"to live, to dwell"

Origin: Old Norse

Scandinavian American Chinese

24 High Risk

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Callahan Rank #364

Bo Rank #452

Callahan is more popular, ranked #364 vs #452 for Bo.

Is Callahan or Bo more popular?

Callahan is more popular, ranked #364 compared to Bo at #452 in the United States.

What do Callahan and Bo mean?

Callahan means "lover of churches" (Irish Gaelic origin). Bo means "to live, to dwell" (Old Norse origin).

Are Callahan and Bo boy or girl names?

Callahan is primarily a boy name. Bo is primarily a boy name.