Harlo vs Theodore

Baby Name Comparison — 2026

Harlo

Boy #3,335 Most Popular 2 Syllables

Meaning

"hare's meadow or mound"

Origin: Old English

Cultural Roots

American English

Quick Stats

Popularity Rank
#3,335
Total SSA Count
35
Syllables
2
Formality
Casual
Nicknames
Harl

Playground Safety Score

✓ All Clear
Full profile for Harlo →

Popularity Comparison

Harlo Rank #3,335
Theodore Rank #4

Theodore is more popular, ranked #4 vs #3335 for Harlo.

Popularity Over Time

Historical US popularity rank — lower number means more popular.

Middle Name Pairings

Harlo ___

  • Harlo James
  • Harlo Lee
  • Harlo Dean
  • Harlo Jack
  • Harlo Cole
  • Harlo Reed

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 Harlo

Arlo Marlo Jax Beau Sloane

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 Harlo or Theodore more popular?

Theodore is more popular, ranked #4 compared to Harlo at #3335 in the United States.

What do Harlo and Theodore mean?

Harlo means "hare's meadow or mound" (Old English origin). Theodore means "divine gift" (Greek origin).

Are Harlo and Theodore boy or girl names?

Harlo is primarily a boy name. Theodore is primarily a boy name.

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