Mannix vs Sian

Baby Name Comparison — 2026

Mannix

Boy #9,942 Most Popular 2 Syllables

"son of the monk, son of the devoted one"

Origin: Irish Gaelic (Mac Maonach)

Irish Irish-American Australian

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Boy #9,839 Most Popular

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Mannix Rank #9,942

Sian Rank #9,839

Sian is more popular, ranked #9839 vs #9942 for Mannix.

Is Mannix or Sian more popular?

Sian is more popular, ranked #9839 compared to Mannix at #9942 in the United States.

What do Mannix and Sian mean?

Mannix means "son of the monk, son of the devoted one" (Irish Gaelic (Mac Maonach) origin).

Are Mannix and Sian boy or girl names?

Mannix is primarily a boy name. Sian is primarily a boy name.