Kasyn vs Lex

Baby Name Comparison — 2026

Kasyn

Boy #2,055 Most Popular 2 Syllables

"vigilant in war"

Origin: Irish

American Irish

✓ All Clear

Boy #2,214 Most Popular 1 Syllable

"defender of men (short for Alexander)"

Origin: Greek

English American Dutch European

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Kasyn Rank #2,055

Lex Rank #2,214

Kasyn is more popular, ranked #2055 vs #2214 for Lex.

Is Kasyn or Lex more popular?

Kasyn is more popular, ranked #2055 compared to Lex at #2214 in the United States.

What do Kasyn and Lex mean?

Kasyn means "vigilant in war" (Irish origin). Lex means "defender of men (short for Alexander)" (Greek origin).

Are Kasyn and Lex boy or girl names?

Kasyn is primarily a boy name. Lex is primarily a boy name.