Astro vs Theodore

Baby Name Comparison — 2026

Astro

Boy #2,256 Most Popular 2 Syllables

Meaning

"star"

Origin: Greek

Cultural Roots

American International Japanese

Quick Stats

Popularity Rank
#2,256
Total SSA Count
64
Syllables
2
Formality
Casual
Nicknames
Ast, Asy, Asie

Playground Safety Score

✓ All Clear
Full profile for Astro →

Popularity Comparison

Astro Rank #2,256
Theodore Rank #4

Theodore is more popular, ranked #4 vs #2256 for Astro.

Popularity Over Time

Historical US popularity rank — lower number means more popular.

Middle Name Pairings

Astro ___

  • Astro James
  • Astro Cole
  • Astro Kai
  • Astro Leo
  • Astro River
  • Astro Blue

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 Astro

Luna Orion Nova Cosmos Lyra

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 Astro or Theodore more popular?

Theodore is more popular, ranked #4 compared to Astro at #2256 in the United States.

What do Astro and Theodore mean?

Astro means "star" (Greek origin). Theodore means "divine gift" (Greek origin).

Are Astro and Theodore boy or girl names?

Astro is primarily a boy name. Theodore is primarily a boy name.

More Comparisons

Theodore vs Astro Astro vs Elton Astro vs Farhan Astro vs Yulian Astro vs Zach
← Full profile: Astro ← Full profile: Theodore Browse all baby names