Nyx vs Theodore

Baby Name Comparison — 2026

Nyx

Girl #2,712 Most Popular 1 Syllable

Meaning

"night, darkness"

Origin: Greek

Cultural Roots

Greek English American

Quick Stats

Popularity Rank
#2,712
Total SSA Count
64
Syllables
1
Formality
Moderate

Playground Safety Score

✓ All Clear
Full profile for Nyx →

Theodore

Boy #4 Most Popular 3 Syllables

Meaning

"divine gift"

Origin: Greek

Cultural Roots

English French Greek

Quick Stats

Popularity Rank
#4
Total SSA Count
12,011
Syllables
3
Formality
Formal
Nicknames
Theo, Teddy, Ted

Playground Safety Score

✓ All Clear
Full profile for Theodore →

Popularity Comparison

Nyx Rank #2,712
Theodore Rank #4

Theodore is more popular, ranked #4 vs #2712 for Nyx.

Popularity Over Time

Historical US popularity rank — lower number means more popular.

Middle Name Pairings

Nyx ___

  • Nyx Aurora
  • Nyx Celeste
  • Nyx Luna
  • Nyx Soleil
  • Nyx Vivienne
  • Nyx Elara

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 Nyx

Zephyr Orion Lyra Calyx Selene

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 Nyx or Theodore more popular?

Theodore is more popular, ranked #4 compared to Nyx at #2712 in the United States.

What do Nyx and Theodore mean?

Nyx means "night, darkness" (Greek origin). Theodore means "divine gift" (Greek origin).

Are Nyx and Theodore boy or girl names?

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

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