Kian vs Cassian

Baby Name Comparison — 2026

Kian

Boy #417 Most Popular 2 Syllables

"ancient, enduring"

Origin: Old Irish

Irish Persian English

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Boy #617 Most Popular 3 Syllables

"of the Cassian family (Roman gens)"

Origin: Latin

English American European

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Kian Rank #417

Cassian Rank #617

Kian is more popular, ranked #417 vs #617 for Cassian.

Is Kian or Cassian more popular?

Kian is more popular, ranked #417 compared to Cassian at #617 in the United States.

What do Kian and Cassian mean?

Kian means "ancient, enduring" (Old Irish origin). Cassian means "of the Cassian family (Roman gens)" (Latin origin).

Are Kian and Cassian boy or girl names?

Kian is primarily a boy name. Cassian is primarily a boy name.