Sian vs Mannix

Baby Name Comparison — 2026

Sian

Boy #9,839 Most Popular

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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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Sian Rank #9,839

Mannix Rank #9,942

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

Is Sian or Mannix more popular?

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

What do Sian and Mannix mean?

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

Are Sian and Mannix boy or girl names?

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