Liam vs Seiichi

Baby Name Comparison — 2026

Liam

Boy #1 Most Popular 2 Syllables

Meaning

"strong-willed warrior"

Origin: Irish

Cultural Roots

Irish English American

Quick Stats

Popularity Rank: #1
Total SSA Count: 22,164
Syllables: 2
Formality: Moderate
Nicknames: Lee

Playground Safety Score

✓ All Clear

Similar Names

Arthur Dylan Dean Christopher

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Seiichi

Boy #20,134 Most Popular

Quick Stats

Popularity Rank: #20,134
Total SSA Count: 6
Nicknames: Sei, Seii, Seiiy

Playground Safety Score

✓ All Clear

Similar Names

Olice Arla Pilar Adele

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Popularity Comparison

Liam Rank #1

Seiichi Rank #20,134

Liam is more popular, ranked #1 vs #20134 for Seiichi.

Popularity Over Time

Historical US popularity rank — lower number means more popular.

Middle Name Pairings

Liam ___

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

Seiichi ___

No pairings available yet.

Sibling Name Ideas

Names that pair well as siblings.

If you choose Liam

Olivia Emma Noah Charlotte Sophia

If you choose Seiichi

No sibling data available yet.

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 Liam or Seiichi more popular?

Liam is more popular, ranked #1 compared to Seiichi at #20134 in the United States.

What do Liam and Seiichi mean?

Liam means "strong-willed warrior" (Irish origin).

Are Liam and Seiichi boy or girl names?

Liam is primarily a boy name. Seiichi is primarily a boy name.

More Comparisons

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