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Declan vs Aaron

Baby Name Comparison — 2026

Popularity Comparison

Declan Rank #131
Aaron Rank #79

Aaron is more popular, ranked #79 vs #131 for Declan.

Frequently Asked Questions

Is Declan or Aaron more popular?

Aaron is more popular, ranked #79 compared to Declan at #131 in the United States.

What do Declan and Aaron mean?

Declan means "man of prayer" (Irish Gaelic origin). Aaron means "high mountain" (Hebrew (aharon) origin).

Are Declan and Aaron boy or girl names?

Declan is primarily a boy name. Aaron is primarily a boy name.

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← Full profile: Declan ← Full profile: Aaron Browse all baby names