Alaster vs Olivia

Baby Name Comparison — 2026

Alaster

Boy #5,903 Most Popular 3 Syllables

"defender of men, protector of mankind"

Origin: Greek via Scottish Gaelic

Scottish Irish English Celtic

✓ All Clear

Boy #5,747 Most Popular 4 Syllables

"olive tree"

Origin: Latin oliva

English Italian Spanish American

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Alaster Rank #5,903

Olivia Rank #5,747

Olivia is more popular, ranked #5747 vs #5903 for Alaster.

Is Alaster or Olivia more popular?

Olivia is more popular, ranked #5747 compared to Alaster at #5903 in the United States.

What do Alaster and Olivia mean?

Alaster means "defender of men, protector of mankind" (Greek via Scottish Gaelic origin). Olivia means "olive tree" (Latin oliva origin).

Are Alaster and Olivia boy or girl names?

Alaster is primarily a boy name. Olivia is primarily a boy name.