Ian vs Thomas

Baby Name Comparison — 2026

Ian

Boy #75 Most Popular 2 Syllables

"God is gracious"

Origin: Scottish Gaelic

Scottish British Irish American

✓ All Clear

Boy #39 Most Popular 2 Syllables

"Twin"

Origin: Aramaic

English French German Spanish Irish

✓ All Clear

Ian Rank #75

Thomas Rank #39

Thomas is more popular, ranked #39 vs #75 for Ian.

Is Ian or Thomas more popular?

Thomas is more popular, ranked #39 compared to Ian at #75 in the United States.

What do Ian and Thomas mean?

Ian means "God is gracious" (Scottish Gaelic origin). Thomas means "Twin" (Aramaic origin).

Are Ian and Thomas boy or girl names?

Ian is primarily a boy name. Thomas is primarily a boy name.