Brett vs Dillon

Baby Name Comparison — 2026

Brett

Boy #1,061 Most Popular 1 Syllable

Meaning

"a Breton, person from Brittany"

Origin: Celtic/Old French

Cultural Roots

English American Australian

Quick Stats

Popularity Rank
#1,061
Total SSA Count
205
Syllables
1
Formality
Moderate
Nicknames
Bre, Bry, Brie

Playground Safety Score

✓ All Clear
Full profile for Brett →

Dillon

Boy #870 Most Popular 2 Syllables

Meaning

"great tide, son of the sea"

Origin: Welsh

Cultural Roots

Irish Welsh American English

Quick Stats

Popularity Rank
#870
Total SSA Count
276
Syllables
2
Formality
Casual
Nicknames
Dil, Dilly

Playground Safety Score

✓ All Clear
Full profile for Dillon →

Popularity Comparison

Brett Rank #1,061
Dillon Rank #870

Dillon is more popular, ranked #870 vs #1061 for Brett.

Popularity Over Time

Historical US popularity rank — lower number means more popular.

Middle Name Pairings

Brett ___

  • Brett James
  • Brett Allen
  • Brett Lee
  • Brett Michael
  • Brett Thomas
  • Brett Andrew

Dillon ___

  • Dillon James
  • Dillon Ray
  • Dillon Cole
  • Dillon Scott
  • Dillon Wayne
  • Dillon Lee

Sibling Name Ideas

Names that pair well as siblings.

If you choose Brett

Chad Craig Troy Heath Brent

If you choose Dillon

Connor Liam Shannon Erin Brady

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 Brett or Dillon more popular?

Dillon is more popular, ranked #870 compared to Brett at #1061 in the United States.

What do Brett and Dillon mean?

Brett means "a Breton, person from Brittany" (Celtic/Old French origin). Dillon means "great tide, son of the sea" (Welsh origin).

Are Brett and Dillon boy or girl names?

Brett is primarily a boy name. Dillon is primarily a boy name.

More Comparisons

Dillon vs Brett Brett vs Joziah Brett vs Kreed Brett vs Howard Brett vs Foster
← Full profile: Brett ← Full profile: Dillon Browse all baby names