Rian vs Duncan

Baby Name Comparison — 2026

Rian

Boy #1,263 Most Popular 2 Syllables

"little king"

Origin: Irish Gaelic

Irish Celtic British

✓ All Clear

Boy #1,104 Most Popular 2 Syllables

"dark warrior"

Origin: Scottish Gaelic

Scottish Irish British American

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Rian Rank #1,263

Duncan Rank #1,104

Duncan is more popular, ranked #1104 vs #1263 for Rian.

Is Rian or Duncan more popular?

Duncan is more popular, ranked #1104 compared to Rian at #1263 in the United States.

What do Rian and Duncan mean?

Rian means "little king" (Irish Gaelic origin). Duncan means "dark warrior" (Scottish Gaelic origin).

Are Rian and Duncan boy or girl names?

Rian is primarily a boy name. Duncan is primarily a boy name.