Jefferson vs Thaddeus

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
Nicknames
Jeff, Jef, Sonny

Playground Safety Score

All Clear

Thaddeus

Boy #850 Most Popular 3 Syllables

Meaning

"courageous heart"

Origin: Aramaic

Cultural Roots

English Polish American Catholic

Quick Stats

Popularity Rank
#850
Total SSA Count
284
Syllables
3
Formality
Formal
Nicknames
Thad, Tad, Taddy

Playground Safety Score

All Clear

Popularity Comparison

Jefferson Rank #711
Thaddeus Rank #850

Jefferson is more popular, ranked #711 vs #850 for Thaddeus.

Popularity Over Time

Historical US popularity rank — lower number means more popular.

Middle Name Pairings

Jefferson ___

  • Jefferson James
  • Jefferson Lee
  • Jefferson Davis
  • Jefferson Grant
  • Jefferson Cole
  • Jefferson Thomas

Thaddeus ___

  • Thaddeus James
  • Thaddeus William
  • Thaddeus John
  • Thaddeus August
  • Thaddeus Cole
  • Thaddeus Lee

Sibling Name Ideas

Names that pair well as siblings.

If you choose Jefferson

Lincoln Madison Harrison Monroe Hamilton

If you choose Thaddeus

Augustus Sebastian Cornelius Edmund Beatrice

Which Name Fits Your Family?

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1. Which style feels more like your family?

Frequently Asked Questions

Is Jefferson or Thaddeus more popular?

Jefferson is more popular, ranked #711 compared to Thaddeus at #850 in the United States.

What do Jefferson and Thaddeus mean?

Jefferson means "son of Jeffrey, son of God's peace" (Old English via Germanic origin). Thaddeus means "courageous heart" (Aramaic origin).

Are Jefferson and Thaddeus boy or girl names?

Jefferson is primarily a boy name. Thaddeus is primarily a boy name.

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