Lewis vs Cassian

Baby Name Comparison — 2026

Lewis

Boy #435 Most Popular 2 Syllables

"famous warrior"

Origin: Germanic via French

English Welsh French American

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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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Lewis Rank #435

Cassian Rank #617

Lewis is more popular, ranked #435 vs #617 for Cassian.

Is Lewis or Cassian more popular?

Lewis is more popular, ranked #435 compared to Cassian at #617 in the United States.

What do Lewis and Cassian mean?

Lewis means "famous warrior" (Germanic via French origin). Cassian means "of the Cassian family (Roman gens)" (Latin origin).

Are Lewis and Cassian boy or girl names?

Lewis is primarily a boy name. Cassian is primarily a boy name.