Theodore vs Zack

Baby Name Comparison — 2026

Zack

Boy #1,388 Most Popular 1 Syllable

Meaning

"God has remembered"

Origin: Hebrew

Cultural Roots

English American Hebrew

Quick Stats

Popularity Rank
#1,388
Total SSA Count
135
Syllables
1
Formality
Casual

Playground Safety Score

✓ All Clear
Full profile for Zack →

Popularity Comparison

Theodore Rank #4
Zack Rank #1,388

Theodore is more popular, ranked #4 vs #1388 for Zack.

Popularity Over Time

Historical US popularity rank — lower number means more popular.

Middle Name Pairings

Theodore ___

  • Theodore James
  • Theodore William
  • Theodore Alexander
  • Theodore John
  • Theodore Henry
  • Theodore Arthur

Zack ___

  • Zack Thomas
  • Zack Ryan
  • Zack James
  • Zack Cole
  • Zack William
  • Zack Michael

Sibling Name Ideas

Names that pair well as siblings.

If you choose Theodore

Olivia Charlotte Amelia Eleanor Oliver

If you choose Zack

Jake Luke Emma Lily Mia

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 Theodore or Zack more popular?

Theodore is more popular, ranked #4 compared to Zack at #1388 in the United States.

What do Theodore and Zack mean?

Theodore means "divine gift" (Greek origin). Zack means "God has remembered" (Hebrew origin).

Are Theodore and Zack boy or girl names?

Theodore is primarily a boy name. Zack is primarily a boy name.

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