Nyx vs Castle

Baby Name Comparison — 2026

Nyx

Boy #4,134 Most Popular 1 Syllable

"night"

Origin: Greek

Greek American English

✓ All Clear

Boy #4,304 Most Popular 2 Syllables

"fortified stronghold"

Origin: Latin/Norman French

American English

✓ All Clear

Nyx Rank #4,134

Castle Rank #4,304

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

Is Nyx or Castle more popular?

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

What do Nyx and Castle mean?

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

Are Nyx and Castle boy or girl names?

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