Larissa vs Rio

Baby Name Comparison — 2026

Larissa

Girl #1,616 Most Popular 3 Syllables

Meaning

"citadel, fortress"

Origin: Greek

Cultural Roots

Greek Russian Brazilian German

Quick Stats

Popularity Rank
#1,616
Total SSA Count
129
Syllables
3
Formality
Moderate
Nicknames
Lara, Rissa, Lari

Playground Safety Score

✓ All Clear
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Rio

Boy #517 Most Popular 2 Syllables

Meaning

"river"

Origin: Spanish/Portuguese

Cultural Roots

Spanish Portuguese Brazilian American

Quick Stats

Popularity Rank
#517
Total SSA Count
591
Syllables
2
Formality
Casual

Playground Safety Score

✓ All Clear
Full profile for Rio →

Popularity Comparison

Larissa Rank #1,616
Rio Rank #517

Rio is more popular, ranked #517 vs #1616 for Larissa.

Popularity Over Time

Historical US popularity rank — lower number means more popular.

Middle Name Pairings

Larissa ___

  • Larissa Grace
  • Larissa Anne
  • Larissa Marie
  • Larissa Nicole
  • Larissa Rose
  • Larissa Jane

Rio ___

  • Rio James
  • Rio Alexander
  • Rio Sebastian
  • Rio Marcus
  • Rio Cruz
  • Rio Blue

Sibling Name Ideas

Names that pair well as siblings.

If you choose Larissa

Marissa Valeria Natalia Dominic Alexei

If you choose Rio

Finn Kai Luna Isla Milo

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 Larissa or Rio more popular?

Rio is more popular, ranked #517 compared to Larissa at #1616 in the United States.

What do Larissa and Rio mean?

Larissa means "citadel, fortress" (Greek origin). Rio means "river" (Spanish/Portuguese origin).

Are Larissa and Rio boy or girl names?

Larissa is primarily a girl name. Rio is primarily a boy name.

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← Full profile: Larissa ← Full profile: Rio Browse all baby names