Mac vs Cassian

Baby Name Comparison — 2026

Mac

Boy #696 Most Popular 1 Syllable

"son of"

Origin: Scottish Gaelic

Scottish Irish American

✓ All Clear

Boy #617 Most Popular 3 Syllables

"of the Cassian family (Roman gens)"

Origin: Latin

English American European

✓ All Clear

Mac Rank #696

Cassian Rank #617

Cassian is more popular, ranked #617 vs #696 for Mac.

Is Mac or Cassian more popular?

Cassian is more popular, ranked #617 compared to Mac at #696 in the United States.

What do Mac and Cassian mean?

Mac means "son of" (Scottish Gaelic origin). Cassian means "of the Cassian family (Roman gens)" (Latin origin).

Are Mac and Cassian boy or girl names?

Mac is primarily a boy name. Cassian is primarily a boy name.