Olivia vs Zo

Baby Name Comparison — 2026

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

Olivia Rank #1
Zo Rank #16,707

Olivia is more popular, ranked #1 vs #16707 for Zo.

Popularity Over Time

Historical US popularity rank — lower number means more popular.

Middle Name Pairings

Olivia ___

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

Zo ___

  • Zo Belle
  • Zo Marie
  • Zo Grace
  • Zo Elise
  • Zo Lane

Sibling Name Ideas

Names that pair well as siblings.

If you choose Olivia

Liam Noah Charlotte Emma Sophia

If you choose Zo

Mia Ivy Kai Eli

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 Olivia or Zo more popular?

Olivia is more popular, ranked #1 compared to Zo at #16707 in the United States.

What do Olivia and Zo mean?

Olivia means "olive tree" (Latin origin). Zo means "life" (Greek origin).

Are Olivia and Zo boy or girl names?

Olivia is primarily a girl name. Zo is primarily a girl name.

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