Ignacio vs Guillermo

Baby Name Comparison — 2026

Ignacio

Boy #824 Most Popular 4 Syllables

Meaning

"fiery, ardent"

Origin: Latin folk etymology (ignis = fire)

Cultural Roots

Spanish Italian Portuguese Latin American

Quick Stats

Popularity Rank: #824
Total SSA Count: 302
Syllables: 4
Formality: Formal

Playground Safety Score

✓ All Clear

Similar Names

Carlo Abdiel Jeremias Rene

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Guillermo

Boy #833 Most Popular 3 Syllables

Meaning

"resolute protector"

Origin: Old High German wil (will) + helm (protection)

Cultural Roots

Spanish Latin American Filipino Portuguese

Quick Stats

Popularity Rank: #833
Total SSA Count: 297
Syllables: 3
Formality: Formal

Playground Safety Score

✓ All Clear

Similar Names

Bruno Abdiel Alonso Salvador

Full profile for Guillermo →

Popularity Comparison

Ignacio Rank #824

Guillermo Rank #833

Ignacio is more popular, ranked #824 vs #833 for Guillermo.

Frequently Asked Questions

Is Ignacio or Guillermo more popular?

Ignacio is more popular, ranked #824 compared to Guillermo at #833 in the United States.

What do Ignacio and Guillermo mean?

Ignacio means "fiery, ardent" (Latin folk etymology (ignis = fire) origin). Guillermo means "resolute protector" (Old High German wil (will) + helm (protection) origin).

Are Ignacio and Guillermo boy or girl names?

Ignacio is primarily a boy name. Guillermo is primarily a boy name.

More Comparisons

Guillermo vs Ignacio Ignacio vs Carlo Ignacio vs Abdiel Ignacio vs Jeremias Ignacio vs Rene

← Full profile: Ignacio ← Full profile: Guillermo Browse all baby names