Alaster vs Kaston

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 #5,765 Most Popular 2 Syllables

"from the castle town"

Origin: Old English

American English

✓ All Clear

Alaster Rank #5,903

Kaston Rank #5,765

Kaston is more popular, ranked #5765 vs #5903 for Alaster.

Is Alaster or Kaston more popular?

Kaston is more popular, ranked #5765 compared to Alaster at #5903 in the United States.

What do Alaster and Kaston mean?

Alaster means "defender of men, protector of mankind" (Greek via Scottish Gaelic origin). Kaston means "from the castle town" (Old English origin).

Are Alaster and Kaston boy or girl names?

Alaster is primarily a boy name. Kaston is primarily a boy name.