Declan vs Justin

Baby Name Comparison — 2026

Declan

Boy #131 Most Popular 2 Syllables

"man of prayer"

Origin: Irish Gaelic

Irish English American

✓ All Clear

Boy #199 Most Popular 2 Syllables

"just, righteous"

Origin: Latin

English American French Scandinavian

✓ All Clear

Declan Rank #131

Justin Rank #199

Declan is more popular, ranked #131 vs #199 for Justin.

Is Declan or Justin more popular?

Declan is more popular, ranked #131 compared to Justin at #199 in the United States.

What do Declan and Justin mean?

Declan means "man of prayer" (Irish Gaelic origin). Justin means "just, righteous" (Latin origin).

Are Declan and Justin boy or girl names?

Declan is primarily a boy name. Justin is primarily a boy name.