Morgan vs Cillian

Baby Name Comparison — 2026

Morgan

Boy #532 Most Popular 2 Syllables

"sea-born, born of the sea"

Origin: Welsh

Welsh English American Irish

✓ All Clear

Boy #464 Most Popular 3 Syllables

"strife, war"

Origin: Old Irish

Irish Celtic

✓ All Clear

Morgan Rank #532

Cillian Rank #464

Cillian is more popular, ranked #464 vs #532 for Morgan.

Is Morgan or Cillian more popular?

Cillian is more popular, ranked #464 compared to Morgan at #532 in the United States.

What do Morgan and Cillian mean?

Morgan means "sea-born, born of the sea" (Welsh origin). Cillian means "strife, war" (Old Irish origin).

Are Morgan and Cillian boy or girl names?

Morgan is primarily a boy name. Cillian is primarily a boy name.