Castle vs Nyx

Baby Name Comparison — 2026

Castle

Boy #4,304 Most Popular 2 Syllables

"fortified stronghold"

Origin: Latin/Norman French

American English

✓ All Clear

Boy #4,134 Most Popular 1 Syllable

"night"

Origin: Greek

Greek American English

✓ All Clear

Castle Rank #4,304

Nyx Rank #4,134

Nyx is more popular, ranked #4134 vs #4304 for Castle.

Is Castle or Nyx more popular?

Nyx is more popular, ranked #4134 compared to Castle at #4304 in the United States.

What do Castle and Nyx mean?

Castle means "fortified stronghold" (Latin/Norman French origin). Nyx means "night" (Greek origin).

Are Castle and Nyx boy or girl names?

Castle is primarily a boy name. Nyx is primarily a boy name.