Lex vs Olivia

Baby Name Comparison — 2026

Lex

Boy #2,214 Most Popular 1 Syllable

Meaning

"defender of men (short for Alexander)"

Origin: Greek

Cultural Roots

English American Dutch European

Quick Stats

Popularity Rank
#2,214
Total SSA Count
65
Syllables
1
Formality
Casual

Playground Safety Score

✓ All Clear
Full profile for Lex →

Popularity Comparison

Lex Rank #2,214
Olivia Rank #1

Olivia is more popular, ranked #1 vs #2214 for Lex.

Popularity Over Time

Historical US popularity rank — lower number means more popular.

Middle Name Pairings

Lex ___

  • Lex James
  • Lex Cole
  • Lex Reed
  • Lex Ryan
  • Lex Nathan
  • Lex Grey

Olivia ___

  • Olivia Rose
  • Olivia Grace
  • Olivia Jane
  • Olivia Mae
  • Olivia Claire
  • Olivia Jade

Sibling Name Ideas

Names that pair well as siblings.

If you choose Lex

Max Rex Zoe Nora Mia

If you choose Olivia

Liam Noah Charlotte Emma Sophia

Which Name Fits Your Family?

Answer 3 quick questions and we'll help you decide.

1. Which style feels more like your family?

Frequently Asked Questions

Is Lex or Olivia more popular?

Olivia is more popular, ranked #1 compared to Lex at #2214 in the United States.

What do Lex and Olivia mean?

Lex means "defender of men (short for Alexander)" (Greek origin). Olivia means "olive tree" (Latin origin).

Are Lex and Olivia boy or girl names?

Lex is primarily a boy name. Olivia is primarily a girl name.

More Comparisons

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← Full profile: Lex ← Full profile: Olivia Browse all baby names