Guillermo vs Tomas

Baby Name Comparison — 2026

Guillermo

Boy #833 Most Popular 3 Syllables

"resolute protector"

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

Spanish Latin American Filipino Portuguese

✓ All Clear

Boy #735 Most Popular 2 Syllables

"twin"

Origin: Aramaic

Spanish Portuguese Czech Slovak Lithuanian Scandinavian

✓ All Clear

Guillermo Rank #833

Tomas Rank #735

Tomas is more popular, ranked #735 vs #833 for Guillermo.

Is Guillermo or Tomas more popular?

Tomas is more popular, ranked #735 compared to Guillermo at #833 in the United States.

What do Guillermo and Tomas mean?

Guillermo means "resolute protector" (Old High German wil (will) + helm (protection) origin). Tomas means "twin" (Aramaic origin).

Are Guillermo and Tomas boy or girl names?

Guillermo is primarily a boy name. Tomas is primarily a boy name.