Ian vs Leo

Baby Name Comparison — 2026

Ian

Boy #75 Most Popular 2 Syllables

"God is gracious"

Origin: Scottish Gaelic

Scottish British Irish American

✓ All Clear

Boy #24 Most Popular 2 Syllables

"lion-hearted, brave"

Origin: Latin

English Italian German French American Spanish

✓ All Clear

Ian Rank #75

Leo Rank #24

Leo is more popular, ranked #24 vs #75 for Ian.

Is Ian or Leo more popular?

Leo is more popular, ranked #24 compared to Ian at #75 in the United States.

What do Ian and Leo mean?

Ian means "God is gracious" (Scottish Gaelic origin). Leo means "lion-hearted, brave" (Latin origin).

Are Ian and Leo boy or girl names?

Ian is primarily a boy name. Leo is primarily a boy name.