Diamond vs Theodore

Baby Name Comparison — 2026

Diamond

Girl #1,619 Most Popular 2 Syllables

Meaning

"unconquerable, invincible"

Origin: Greek 'adamas'

Cultural Roots

American African-American English

Quick Stats

Popularity Rank
#1,619
Total SSA Count
129
Syllables
2
Formality
Casual
Nicknames
Di, Dee, Dia

Playground Safety Score

✓ All Clear
Full profile for Diamond →

Popularity Comparison

Diamond Rank #1,619
Theodore Rank #4

Theodore is more popular, ranked #4 vs #1619 for Diamond.

Popularity Over Time

Historical US popularity rank — lower number means more popular.

Middle Name Pairings

Diamond ___

  • Diamond Marie
  • Diamond Nicole
  • Diamond Renée
  • Diamond Jade
  • Diamond Pearl
  • Diamond Skye

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 Diamond

Crystal Ruby Jasmine Destiny Precious

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 Diamond or Theodore more popular?

Theodore is more popular, ranked #4 compared to Diamond at #1619 in the United States.

What do Diamond and Theodore mean?

Diamond means "unconquerable, invincible" (Greek 'adamas' origin). Theodore means "divine gift" (Greek origin).

Are Diamond and Theodore boy or girl names?

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

More Comparisons

Theodore vs Diamond Diamond vs Camden Diamond vs Hellen Diamond vs Emry Diamond vs Carlee
← Full profile: Diamond ← Full profile: Theodore Browse all baby names