Lucus vs Theodore

Baby Name Comparison — 2026

Lucus

Boy #4,404 Most Popular 2 Syllables

Meaning

"light, illumination"

Origin: Latin lux

Cultural Roots

English American European

Quick Stats

Popularity Rank
#4,404
Total SSA Count
24
Syllables
2
Formality
Moderate
Nicknames
Luke, Lou

Playground Safety Score

✓ All Clear
Full profile for Lucus →

Popularity Comparison

Lucus Rank #4,404
Theodore Rank #4

Theodore is more popular, ranked #4 vs #4404 for Lucus.

Popularity Over Time

Historical US popularity rank — lower number means more popular.

Middle Name Pairings

Lucus ___

  • Lucus James
  • Lucus William
  • Lucus Edward
  • Lucus Alexander
  • Lucus Thomas
  • Lucus John

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 Lucus

Oliver Elijah Charlotte Emma Noah

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 Lucus or Theodore more popular?

Theodore is more popular, ranked #4 compared to Lucus at #4404 in the United States.

What do Lucus and Theodore mean?

Lucus means "light, illumination" (Latin lux origin). Theodore means "divine gift" (Greek origin).

Are Lucus and Theodore boy or girl names?

Lucus is primarily a boy name. Theodore is primarily a boy name.

More Comparisons

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