Siar vs Wiliam

Baby Name Comparison — 2026

Siar

Boy #6,591 Most Popular 1 Syllable

"westward, to the west"

Origin: Irish Gaelic

Irish Scottish Celtic

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Boy #6,634 Most Popular 3 Syllables

"resolute protector, determined guardian"

Origin: Old High German Willahelm

English American French German Irish

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Siar Rank #6,591

Wiliam Rank #6,634

Siar is more popular, ranked #6591 vs #6634 for Wiliam.

Is Siar or Wiliam more popular?

Siar is more popular, ranked #6591 compared to Wiliam at #6634 in the United States.

What do Siar and Wiliam mean?

Siar means "westward, to the west" (Irish Gaelic origin). Wiliam means "resolute protector, determined guardian" (Old High German Willahelm origin).

Are Siar and Wiliam boy or girl names?

Siar is primarily a boy name. Wiliam is primarily a boy name.