Callahan vs Gregory

Baby Name Comparison — 2026

Callahan

Boy #364 Most Popular 3 Syllables

"lover of churches"

Origin: Irish Gaelic

Irish American English

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Boy #538 Most Popular 3 Syllables

"watchful, vigilant, alert"

Origin: Greek

English Greek Roman Catholic Eastern Orthodox

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Callahan Rank #364

Gregory Rank #538

Callahan is more popular, ranked #364 vs #538 for Gregory.

Is Callahan or Gregory more popular?

Callahan is more popular, ranked #364 compared to Gregory at #538 in the United States.

What do Callahan and Gregory mean?

Callahan means "lover of churches" (Irish Gaelic origin). Gregory means "watchful, vigilant, alert" (Greek origin).

Are Callahan and Gregory boy or girl names?

Callahan is primarily a boy name. Gregory is primarily a boy name.