Alexander vs Alaster

Baby Name Comparison — 2026

Alexander

Boy #27 Most Popular 4 Syllables

Meaning

"defender of men"

Origin: Greek alexein and aner

Cultural Roots

Greek English Russian Scottish German

Quick Stats

Popularity Rank: #27
Total SSA Count: 7,517
Syllables: 4
Formality: Formal

Playground Safety Score

✓ All Clear

Similar Names

Emmett Jayden Jackson Axel

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Alaster

Boy #5,903 Most Popular 3 Syllables

Meaning

"defender of men, protector of mankind"

Origin: Greek via Scottish Gaelic

Cultural Roots

Scottish Irish English Celtic

Quick Stats

Popularity Rank: #5,903
Total SSA Count: 16
Syllables: 3
Formality: Formal

Playground Safety Score

✓ All Clear

Similar Names

Iden Moss Kaelem Spade

Full profile for Alaster →

Popularity Comparison

Alexander Rank #27

Alaster Rank #5,903

Alexander is more popular, ranked #27 vs #5903 for Alaster.

Frequently Asked Questions

Is Alexander or Alaster more popular?

Alexander is more popular, ranked #27 compared to Alaster at #5903 in the United States.

What do Alexander and Alaster mean?

Alexander means "defender of men" (Greek alexein and aner origin). Alaster means "defender of men, protector of mankind" (Greek via Scottish Gaelic origin).

Are Alexander and Alaster boy or girl names?

Alexander is primarily a boy name. Alaster is primarily a boy name.

More Comparisons

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