Alex vs Leo

Baby Name Comparison — 2026

Alex

Boy #205 Most Popular 2 Syllables

"defender of men"

Origin: Greek

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Boy #24 Most Popular 2 Syllables

"lion-hearted, brave"

Origin: Latin

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Alex Rank #205

Leo Rank #24

Leo is more popular, ranked #24 vs #205 for Alex.

Is Alex or Leo more popular?

Leo is more popular, ranked #24 compared to Alex at #205 in the United States.

What do Alex and Leo mean?

Alex means "defender of men" (Greek origin). Leo means "lion-hearted, brave" (Latin origin).

Are Alex and Leo boy or girl names?

Alex is primarily a boy name. Leo is primarily a boy name.