Jupiter vs Lex

Baby Name Comparison — 2026

Jupiter

Boy #2,240 Most Popular 3 Syllables

"sky father, father of gods"

Origin: Proto-Indo-European

American Roman

✓ All Clear

Boy #2,214 Most Popular 1 Syllable

"defender of men (short for Alexander)"

Origin: Greek

English American Dutch European

✓ All Clear

Jupiter Rank #2,240

Lex Rank #2,214

Lex is more popular, ranked #2214 vs #2240 for Jupiter.

Is Jupiter or Lex more popular?

Lex is more popular, ranked #2214 compared to Jupiter at #2240 in the United States.

What do Jupiter and Lex mean?

Jupiter means "sky father, father of gods" (Proto-Indo-European origin). Lex means "defender of men (short for Alexander)" (Greek origin).

Are Jupiter and Lex boy or girl names?

Jupiter is primarily a boy name. Lex is primarily a boy name.