Cassian vs Kian

Baby Name Comparison — 2026

Cassian

Boy #617 Most Popular 3 Syllables

"of the Cassian family (Roman gens)"

Origin: Latin

English American European

✓ All Clear

Boy #417 Most Popular 2 Syllables

"ancient, enduring"

Origin: Old Irish

Irish Persian English

✓ All Clear

Cassian Rank #617

Kian Rank #417

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

Is Cassian or Kian more popular?

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

What do Cassian and Kian mean?

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

Are Cassian and Kian boy or girl names?

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