Costa vs Liam

Baby Name Comparison — 2026

Popularity Comparison

Costa Rank #5,514
Liam Rank #1

Liam is more popular, ranked #1 vs #5514 for Costa.

Popularity Over Time

Historical US popularity rank — lower number means more popular.

Middle Name Pairings

Costa ___

  • Costa James
  • Costa Michael
  • Costa Alexander
  • Costa Luke
  • Costa Rafael
  • Costa Marco

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 Costa

Luca Marco Sofia Elena Dario

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 Costa or Liam more popular?

Liam is more popular, ranked #1 compared to Costa at #5514 in the United States.

What do Costa and Liam mean?

Costa means "coast, shore" (Latin origin). Liam means "strong-willed warrior" (Irish origin).

Are Costa and Liam boy or girl names?

Costa is primarily a boy name. Liam is primarily a boy name.

More Comparisons

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