Jefferson vs Dax

Baby Name Comparison — 2026

Jefferson

Boy #711 Most Popular 3 Syllables

Meaning

"son of Jeffrey, son of God's peace"

Origin: Old English via Germanic

Cultural Roots

American English

Quick Stats

Popularity Rank: #711
Total SSA Count: 374
Syllables: 3
Formality: Moderate

Playground Safety Score

✓ All Clear

Similar Names

Tommy Dominick Joey Landen

Full profile for Jefferson →

Dax

Boy #640 Most Popular 1 Syllable

Meaning

"water, thermal waters (place name)"

Origin: French/Basque

Cultural Roots

English American French

Quick Stats

Popularity Rank: #640
Total SSA Count: 438
Syllables: 1
Formality: Casual

Playground Safety Score

✓ All Clear

Similar Names

Kyro Princeton Tony Ridge

Full profile for Dax →

Popularity Comparison

Jefferson Rank #711

Dax Rank #640

Dax is more popular, ranked #640 vs #711 for Jefferson.

Frequently Asked Questions

Is Jefferson or Dax more popular?

Dax is more popular, ranked #640 compared to Jefferson at #711 in the United States.

What do Jefferson and Dax mean?

Jefferson means "son of Jeffrey, son of God's peace" (Old English via Germanic origin). Dax means "water, thermal waters (place name)" (French/Basque origin).

Are Jefferson and Dax boy or girl names?

Jefferson is primarily a boy name. Dax is primarily a boy name.

More Comparisons

Dax vs Jefferson Jefferson vs Tommy Jefferson vs Dominick Jefferson vs Joey Jefferson vs Landen

← Full profile: Jefferson ← Full profile: Dax Browse all baby names