Aiden vs Louis

Baby Name Comparison — 2026

Aiden

Boy #47 Most Popular 2 Syllables

Meaning

"Little fire; born of fire"

Origin: Irish Gaelic

Cultural Roots

Irish English American

Quick Stats

Popularity Rank
#47
Total SSA Count
6,243
Syllables
2
Formality
Casual
Nicknames
Aide, A

Playground Safety Score

✓ All Clear
Full profile for Aiden →

Louis

Boy #236 Most Popular 2 Syllables

Meaning

"famous warrior, renowned in battle"

Origin: Germanic/Frankish

Cultural Roots

French English German Spanish Belgian

Quick Stats

Popularity Rank
#236
Total SSA Count
1,503
Syllables
2
Formality
Formal
Nicknames
Lou, Louie

Playground Safety Score

✓ All Clear
Full profile for Louis →

Popularity Comparison

Aiden Rank #47
Louis Rank #236

Aiden is more popular, ranked #47 vs #236 for Louis.

Popularity Over Time

Historical US popularity rank — lower number means more popular.

Middle Name Pairings

Aiden ___

  • Aiden James
  • Aiden Michael
  • Aiden Thomas
  • Aiden Cole
  • Aiden Ryan
  • Aiden Scott

Louis ___

  • Louis James
  • Louis Arthur
  • Louis Henry
  • Louis William
  • Louis Theodore
  • Louis Charles

Sibling Name Ideas

Names that pair well as siblings.

If you choose Aiden

Liam Caden Owen Brynn Fiona

If you choose Louis

Charlotte Eleanor Arthur Henry Theo

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 Aiden or Louis more popular?

Aiden is more popular, ranked #47 compared to Louis at #236 in the United States.

What do Aiden and Louis mean?

Aiden means "Little fire; born of fire" (Irish Gaelic origin). Louis means "famous warrior, renowned in battle" (Germanic/Frankish origin).

Are Aiden and Louis boy or girl names?

Aiden is primarily a boy name. Louis is primarily a boy name.

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← Full profile: Aiden ← Full profile: Louis Browse all baby names