Julius vs Theodore

Baby Name Comparison — 2026

Julius

Boy #390 Most Popular 3 Syllables

Meaning

"of the Julian clan, youthful"

Origin: Latin

Cultural Roots

Roman European American Scandinavian

Quick Stats

Popularity Rank
#390
Total SSA Count
838
Syllables
3
Formality
Formal
Nicknames
Jules, Jule

Playground Safety Score

✓ All Clear
Full profile for Julius →

Popularity Comparison

Julius Rank #390
Theodore Rank #4

Theodore is more popular, ranked #4 vs #390 for Julius.

Popularity Over Time

Historical US popularity rank — lower number means more popular.

Middle Name Pairings

Julius ___

  • Julius Alexander
  • Julius Henry
  • Julius Thomas
  • Julius Edward
  • Julius Augustine
  • Julius Maximus

Theodore ___

  • Theodore James
  • Theodore William
  • Theodore Alexander
  • Theodore John
  • Theodore Henry
  • Theodore Arthur

Sibling Name Ideas

Names that pair well as siblings.

If you choose Julius

Augustus Octavia Cecilia Leonardo Vivienne

If you choose Theodore

Olivia Charlotte Amelia Eleanor Oliver

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 Julius or Theodore more popular?

Theodore is more popular, ranked #4 compared to Julius at #390 in the United States.

What do Julius and Theodore mean?

Julius means "of the Julian clan, youthful" (Latin origin). Theodore means "divine gift" (Greek origin).

Are Julius and Theodore boy or girl names?

Julius is primarily a boy name. Theodore is primarily a boy name.

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← Full profile: Julius ← Full profile: Theodore Browse all baby names