Alaster vs Liam

Baby Name Comparison — 2026

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
Nicknames
Al, Allie, Aster

Playground Safety Score

✓ All Clear
Full profile for Alaster →

Popularity Comparison

Alaster Rank #5,903
Liam Rank #1

Liam is more popular, ranked #1 vs #5903 for Alaster.

Popularity Over Time

Historical US popularity rank — lower number means more popular.

Middle Name Pairings

Alaster ___

  • Alaster James
  • Alaster William
  • Alaster Hugh
  • Alaster Fraser
  • Alaster Ross
  • Alaster Douglas

Liam ___

  • Liam James
  • Liam Alexander
  • Liam Thomas
  • Liam Michael
  • Liam Patrick
  • Liam Joseph

Sibling Name Ideas

Names that pair well as siblings.

If you choose Alaster

Callum Fergus Duncan Malcolm Fiona

If you choose Liam

Olivia Emma Noah Charlotte Sophia

Which Name Fits Your Family?

Answer 3 quick questions and we'll help you decide.

1. Which style feels more like your family?

Frequently Asked Questions

Is Alaster or Liam more popular?

Liam is more popular, ranked #1 compared to Alaster at #5903 in the United States.

What do Alaster and Liam mean?

Alaster means "defender of men, protector of mankind" (Greek via Scottish Gaelic origin). Liam means "strong-willed warrior" (Irish origin).

Are Alaster and Liam boy or girl names?

Alaster is primarily a boy name. Liam is primarily a boy name.

More Comparisons

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← Full profile: Alaster ← Full profile: Liam Browse all baby names