Lex vs Kasyn

Baby Name Comparison — 2026

Lex

Boy #2,214 Most Popular 1 Syllable

"defender of men (short for Alexander)"

Origin: Greek

English American Dutch European

✓ All Clear

Boy #2,055 Most Popular 2 Syllables

"vigilant in war"

Origin: Irish

American Irish

✓ All Clear

Lex Rank #2,214

Kasyn Rank #2,055

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

Is Lex or Kasyn more popular?

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

What do Lex and Kasyn mean?

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

Are Lex and Kasyn boy or girl names?

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