Cassian vs Cassius

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 #568 Most Popular 3 Syllables

"hollow, empty"

Origin: Latin

English American Roman

✓ All Clear

Cassian Rank #617

Cassius Rank #568

Cassius is more popular, ranked #568 vs #617 for Cassian.

Is Cassian or Cassius more popular?

Cassius is more popular, ranked #568 compared to Cassian at #617 in the United States.

What do Cassian and Cassius mean?

Cassian means "of the Cassian family (Roman gens)" (Latin origin). Cassius means "hollow, empty" (Latin origin).

Are Cassian and Cassius boy or girl names?

Cassian is primarily a boy name. Cassius is primarily a boy name.