Declan vs Dean

Baby Name Comparison — 2026

Declan

Boy #131 Most Popular 2 Syllables

"man of prayer"

Origin: Irish Gaelic

Irish English American

✓ All Clear

Boy #142 Most Popular 1 Syllable

"church official overseeing ten"

Origin: Latin decanus

English American

15 High Risk

{:type=>:rhyme, :severity=>:medium, :message=>"'Dean' rhymes with 'mean'"}

Declan Rank #131

Dean Rank #142

Declan is more popular, ranked #131 vs #142 for Dean.

Is Declan or Dean more popular?

Declan is more popular, ranked #131 compared to Dean at #142 in the United States.

What do Declan and Dean mean?

Declan means "man of prayer" (Irish Gaelic origin). Dean means "church official overseeing ten" (Latin decanus origin).

Are Declan and Dean boy or girl names?

Declan is primarily a boy name. Dean is primarily a boy name.