Astra vs Colby

Baby Name Comparison — 2026

Astra

Girl #3,185 Most Popular 2 Syllables

Meaning

"star, stars"

Origin: Latin

Cultural Roots

English Lithuanian Latvian American

Quick Stats

Popularity Rank
#3,185
Total SSA Count
50
Syllables
2
Formality
Moderate
Nicknames
Asta

Playground Safety Score

✓ All Clear
Full profile for Astra →

Colby

Boy #582 Most Popular 2 Syllables

Meaning

"dark man's settlement, coal-black farm"

Origin: Old Norse

Cultural Roots

English American Scandinavian

Quick Stats

Popularity Rank
#582
Total SSA Count
489
Syllables
2
Formality
Casual
Nicknames
Col, Coy, Coie

Playground Safety Score

✓ All Clear
Full profile for Colby →

Popularity Comparison

Astra Rank #3,185
Colby Rank #582

Colby is more popular, ranked #582 vs #3185 for Astra.

Popularity Over Time

Historical US popularity rank — lower number means more popular.

Middle Name Pairings

Astra ___

  • Astra Jane
  • Astra Grace
  • Astra Rose
  • Astra Violet
  • Astra Elise
  • Astra Jade

Colby ___

  • Colby James
  • Colby Lee
  • Colby Ray
  • Colby Dean
  • Colby Scott
  • Colby Blake

Sibling Name Ideas

Names that pair well as siblings.

If you choose Astra

Lyra Orion Nova Celeste Zephyr

If you choose Colby

Caden Brady Hailey Kelsey Logan

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 Astra or Colby more popular?

Colby is more popular, ranked #582 compared to Astra at #3185 in the United States.

What do Astra and Colby mean?

Astra means "star, stars" (Latin origin). Colby means "dark man's settlement, coal-black farm" (Old Norse origin).

Are Astra and Colby boy or girl names?

Astra is primarily a girl name. Colby is primarily a boy name.

More Comparisons

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← Full profile: Astra ← Full profile: Colby Browse all baby names