Leslie vs Theodore

Baby Name Comparison — 2026

Leslie

Girl #604 Most Popular 2 Syllables

Meaning

"grey fortress, grey enclosure"

Origin: Scottish Gaelic

Cultural Roots

Scottish American English Canadian

Quick Stats

Popularity Rank
#604
Total SSA Count
495
Syllables
2
Formality
Moderate
Nicknames
Les, Lee

Playground Safety Score

✓ All Clear
Full profile for Leslie →

Popularity Comparison

Leslie Rank #604
Theodore Rank #4

Theodore is more popular, ranked #4 vs #604 for Leslie.

Popularity Over Time

Historical US popularity rank — lower number means more popular.

Middle Name Pairings

Leslie ___

  • Leslie Ann
  • Leslie Marie
  • Leslie Jane
  • Leslie Grace
  • Leslie Claire
  • Leslie Hope

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 Leslie

Valerie Brenda Shirley Gary Douglas

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 Leslie or Theodore more popular?

Theodore is more popular, ranked #4 compared to Leslie at #604 in the United States.

What do Leslie and Theodore mean?

Leslie means "grey fortress, grey enclosure" (Scottish Gaelic origin). Theodore means "divine gift" (Greek origin).

Are Leslie and Theodore boy or girl names?

Leslie is primarily a girl name. Theodore is primarily a boy name.

More Comparisons

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