Kieran vs Frederick

Baby Name Comparison — 2026

Kieran

Boy #441 Most Popular 2 Syllables

"little dark one"

Origin: Irish Gaelic (ciar + -án)

Irish Scottish English

✓ All Clear

Boy #424 Most Popular 3 Syllables

"peaceful ruler"

Origin: Germanic

English German Scandinavian French American

8 High Risk

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Kieran Rank #441

Frederick Rank #424

Frederick is more popular, ranked #424 vs #441 for Kieran.

Is Kieran or Frederick more popular?

Frederick is more popular, ranked #424 compared to Kieran at #441 in the United States.

What do Kieran and Frederick mean?

Kieran means "little dark one" (Irish Gaelic (ciar + -án) origin). Frederick means "peaceful ruler" (Germanic origin).

Are Kieran and Frederick boy or girl names?

Kieran is primarily a boy name. Frederick is primarily a boy name.