Lewis vs Olivia

Baby Name Comparison — 2026

Lewis

Boy #435 Most Popular 2 Syllables

Meaning

"famous warrior"

Origin: Germanic via French

Cultural Roots

English Welsh French American

Quick Stats

Popularity Rank
#435
Total SSA Count
728
Syllables
2
Formality
Moderate
Nicknames
Lew, Louie

Playground Safety Score

✓ All Clear
Full profile for Lewis →

Olivia

Girl #1 Most Popular 4 Syllables

Meaning

"olive tree"

Origin: Latin

Cultural Roots

English Italian American

Quick Stats

Popularity Rank
#1
Total SSA Count
14,718
Syllables
4
Formality
Moderate
Nicknames
Liv, Livvy, Oli

Playground Safety Score

✓ All Clear
Full profile for Olivia →

Popularity Comparison

Lewis Rank #435
Olivia Rank #1

Olivia is more popular, ranked #1 vs #435 for Lewis.

Popularity Over Time

Historical US popularity rank — lower number means more popular.

Middle Name Pairings

Lewis ___

  • Lewis James
  • Lewis Arthur
  • Lewis Charles
  • Lewis Thomas
  • Lewis Henry
  • Lewis George

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 Lewis

Albert Arthur Harriet Florence Edith

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 Lewis or Olivia more popular?

Olivia is more popular, ranked #1 compared to Lewis at #435 in the United States.

What do Lewis and Olivia mean?

Lewis means "famous warrior" (Germanic via French origin). Olivia means "olive tree" (Latin origin).

Are Lewis and Olivia boy or girl names?

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

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