Declan vs Leon

Baby Name Comparison — 2026

Declan

Boy #131 Most Popular 2 Syllables

"man of prayer"

Origin: Irish Gaelic

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Boy #141 Most Popular 2 Syllables

"lion"

Origin: Greek

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Declan Rank #131

Leon Rank #141

Declan is more popular, ranked #131 vs #141 for Leon.

Is Declan or Leon more popular?

Declan is more popular, ranked #131 compared to Leon at #141 in the United States.

What do Declan and Leon mean?

Declan means "man of prayer" (Irish Gaelic origin). Leon means "lion" (Greek origin).

Are Declan and Leon boy or girl names?

Declan is primarily a boy name. Leon is primarily a boy name.