Amelia vs Guillermo

Baby Name Comparison — 2026

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
Nicknames
Memo, Guille, Willy

Playground Safety Score

✓ All Clear
Full profile for Guillermo →

Popularity Comparison

Amelia Rank #3
Guillermo Rank #833

Amelia is more popular, ranked #3 vs #833 for Guillermo.

Popularity Over Time

Historical US popularity rank — lower number means more popular.

Middle Name Pairings

Amelia ___

  • Amelia Rose
  • Amelia Grace
  • Amelia Jane
  • Amelia Kate
  • Amelia Anne
  • Amelia Louise

Guillermo ___

  • Guillermo Alejandro
  • Guillermo Antonio
  • Guillermo Eduardo
  • Guillermo Rafael
  • Guillermo Miguel
  • Guillermo Carlos

Sibling Name Ideas

Names that pair well as siblings.

If you choose Amelia

Oliver Henry Theodore Charlotte Sophia

If you choose Guillermo

Fernando Ricardo Alejandra Lucia Isabella

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 Amelia or Guillermo more popular?

Amelia is more popular, ranked #3 compared to Guillermo at #833 in the United States.

What do Amelia and Guillermo mean?

Amelia means "work, industriousness" (Germanic origin). Guillermo means "resolute protector" (Old High German wil (will) + helm (protection) origin).

Are Amelia and Guillermo boy or girl names?

Amelia is primarily a girl name. Guillermo is primarily a boy name.

More Comparisons

Guillermo vs Amelia Amelia vs Penelope Amelia vs Sofia Amelia vs Athena Amelia vs Sophia
← Full profile: Amelia ← Full profile: Guillermo Browse all baby names