Marcelo vs Roberto

Baby Name Comparison — 2026

Marcelo

Boy #445 Most Popular 3 Syllables

Meaning

"of Mars, dedicated to Mars"

Origin: Latin (Marcus/Mars)

Cultural Roots

Spanish Italian Portuguese Latin American

Quick Stats

Popularity Rank
#445
Total SSA Count
709
Syllables
3
Formality
Moderate
Nicknames
Marc, Marco, Marce

Playground Safety Score

✓ All Clear
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Roberto

Boy #554 Most Popular 3 Syllables

Meaning

"bright fame, shining glory"

Origin: Germanic Hrodebert

Cultural Roots

Italian Spanish Portuguese Latin American

Quick Stats

Popularity Rank
#554
Total SSA Count
538
Syllables
3
Formality
Moderate
Nicknames
Berto, Rob, Robb

Playground Safety Score

24 High Risk

{:type=>:nickname, :severity=>:medium, :message=>"'Roberto' can be twisted to 'slobbert'"}

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Popularity Comparison

Marcelo Rank #445
Roberto Rank #554

Marcelo is more popular, ranked #445 vs #554 for Roberto.

Popularity Over Time

Historical US popularity rank — lower number means more popular.

Middle Name Pairings

Marcelo ___

  • Marcelo Antonio
  • Marcelo Luis
  • Marcelo Alejandro
  • Marcelo David
  • Marcelo Emilio
  • Marcelo Gabriel

Roberto ___

  • Roberto Carlos
  • Roberto Antonio
  • Roberto Alejandro
  • Roberto Miguel
  • Roberto Javier
  • Roberto Luis

Sibling Name Ideas

Names that pair well as siblings.

If you choose Marcelo

Valentina Isabella Sebastián Mateo Lucia

If you choose Roberto

Carlos Diego Isabella Valentina Miguel

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 Marcelo or Roberto more popular?

Marcelo is more popular, ranked #445 compared to Roberto at #554 in the United States.

What do Marcelo and Roberto mean?

Marcelo means "of Mars, dedicated to Mars" (Latin (Marcus/Mars) origin). Roberto means "bright fame, shining glory" (Germanic Hrodebert origin).

Are Marcelo and Roberto boy or girl names?

Marcelo is primarily a boy name. Roberto is primarily a boy name.

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← Full profile: Marcelo ← Full profile: Roberto Browse all baby names