Arlo vs Leonardo

Baby Name Comparison — 2026

Arlo

Boy #146 Most Popular 2 Syllables

Meaning

"fortified hill"

Origin: Old English

Cultural Roots

English American Australian

Quick Stats

Popularity Rank
#146
Total SSA Count
2,481
Syllables
2
Formality
Casual

Playground Safety Score

✓ All Clear
Full profile for Arlo →

Leonardo

Boy #84 Most Popular 4 Syllables

Meaning

"brave as a lion"

Origin: Italian from Germanic (Leonard)

Cultural Roots

Italian Spanish Portuguese American

Quick Stats

Popularity Rank
#84
Total SSA Count
3,951
Syllables
4
Formality
Moderate
Nicknames
Leo, Nardo, Len

Playground Safety Score

✓ All Clear
Full profile for Leonardo →

Popularity Comparison

Arlo Rank #146
Leonardo Rank #84

Leonardo is more popular, ranked #84 vs #146 for Arlo.

Popularity Over Time

Historical US popularity rank — lower number means more popular.

Middle Name Pairings

Arlo ___

  • Arlo James
  • Arlo Thomas
  • Arlo Bear
  • Arlo Fox
  • Arlo River
  • Arlo Blue

Leonardo ___

  • Leonardo James
  • Leonardo Miguel
  • Leonardo Antonio
  • Leonardo Rafael
  • Leonardo Cole
  • Leonardo David

Sibling Name Ideas

Names that pair well as siblings.

If you choose Arlo

Milo Isla Clover Finn Margot

If you choose Leonardo

Matteo Raphael Valentina Isabella Lorenzo

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 Arlo or Leonardo more popular?

Leonardo is more popular, ranked #84 compared to Arlo at #146 in the United States.

What do Arlo and Leonardo mean?

Arlo means "fortified hill" (Old English origin). Leonardo means "brave as a lion" (Italian from Germanic (Leonard) origin).

Are Arlo and Leonardo boy or girl names?

Arlo is primarily a boy name. Leonardo is primarily a boy name.

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← Full profile: Arlo ← Full profile: Leonardo Browse all baby names