Liam vs Jack

Baby Name Comparison — 2026

Liam

Boy #1 Most Popular 2 Syllables

"strong-willed warrior"

Origin: Irish

Irish English American

✓ All Clear

Boy #15 Most Popular 1 Syllable

"supplanter"

Origin: Hebrew

English Irish American Australian

✓ All Clear

Liam Rank #1

Jack Rank #15

Liam is more popular, ranked #1 vs #15 for Jack.

Is Liam or Jack more popular?

Liam is more popular, ranked #1 compared to Jack at #15 in the United States.

What do Liam and Jack mean?

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

Are Liam and Jack boy or girl names?

Liam is primarily a boy name. Jack is primarily a boy name.