Declan vs Brian

Baby Name Comparison — 2026

Declan

Boy #131 Most Popular 2 Syllables

"man of prayer"

Origin: Irish Gaelic

Irish English American

✓ All Clear

Boy #301 Most Popular 2 Syllables

"noble, high"

Origin: Celtic

Irish English American Scottish

✓ All Clear

Declan Rank #131

Brian Rank #301

Declan is more popular, ranked #131 vs #301 for Brian.

Is Declan or Brian more popular?

Declan is more popular, ranked #131 compared to Brian at #301 in the United States.

What do Declan and Brian mean?

Declan means "man of prayer" (Irish Gaelic origin). Brian means "noble, high" (Celtic origin).

Are Declan and Brian boy or girl names?

Declan is primarily a boy name. Brian is primarily a boy name.