Arlo vs Arthur

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 →

Arthur

Boy #105 Most Popular 2 Syllables

Meaning

"bear, bear-like strength"

Origin: Brythonic Celtic

Cultural Roots

English French Welsh British

Quick Stats

Popularity Rank
#105
Total SSA Count
3,318
Syllables
2
Formality
Formal
Nicknames
Art, Artie

Playground Safety Score

12 High Risk

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

Full profile for Arthur →

Popularity Comparison

Arlo Rank #146
Arthur Rank #105

Arthur is more popular, ranked #105 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

Arthur ___

  • Arthur James
  • Arthur William
  • Arthur Henry
  • Arthur Frederick
  • Arthur George
  • Arthur Edmund

Sibling Name Ideas

Names that pair well as siblings.

If you choose Arlo

Milo Isla Clover Finn Margot

If you choose Arthur

Theodore Edmund Cecily Rosalind Frederick

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 Arthur more popular?

Arthur is more popular, ranked #105 compared to Arlo at #146 in the United States.

What do Arlo and Arthur mean?

Arlo means "fortified hill" (Old English origin). Arthur means "bear, bear-like strength" (Brythonic Celtic origin).

Are Arlo and Arthur boy or girl names?

Arlo is primarily a boy name. Arthur is primarily a boy name.

More Comparisons

Arthur vs Arlo Arlo vs Evan Arlo vs Angelo Arlo vs Elliot Arlo vs Aaron
← Full profile: Arlo ← Full profile: Arthur Browse all baby names