Leif vs Theodore

Baby Name Comparison — 2026

Leif

Boy #926 Most Popular 1 Syllable

Meaning

"heir, descendant, beloved"

Origin: Old Norse

Cultural Roots

Scandinavian Norwegian Swedish Danish Icelandic

Quick Stats

Popularity Rank
#926
Total SSA Count
250
Syllables
1
Formality
Moderate

Playground Safety Score

✓ All Clear
Full profile for Leif →

Popularity Comparison

Leif Rank #926
Theodore Rank #4

Theodore is more popular, ranked #4 vs #926 for Leif.

Popularity Over Time

Historical US popularity rank — lower number means more popular.

Middle Name Pairings

Leif ___

  • Leif Erik
  • Leif Magnus
  • Leif Anders
  • Leif James
  • Leif Thomas
  • Leif William

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 Leif

Signe Astrid Bjorn Ingrid Gunnar

If you choose Theodore

Olivia Charlotte Amelia Eleanor Oliver

Which Name Fits Your Family?

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1. Which style feels more like your family?

Frequently Asked Questions

Is Leif or Theodore more popular?

Theodore is more popular, ranked #4 compared to Leif at #926 in the United States.

What do Leif and Theodore mean?

Leif means "heir, descendant, beloved" (Old Norse origin). Theodore means "divine gift" (Greek origin).

Are Leif and Theodore boy or girl names?

Leif is primarily a boy name. Theodore is primarily a boy name.

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