Cia vs Olivia

Baby Name Comparison — 2026

Cia

Girl #13,324 Most Popular 2 Syllables

Meaning

"pure, ancient (from Celtic root)"

Origin: Welsh/Celtic

Cultural Roots

Welsh Irish Celtic

Quick Stats

Popularity Rank
#13,324
Total SSA Count
9
Syllables
2
Formality
Casual
Nicknames
Ci

Playground Safety Score

✓ All Clear
Full profile for Cia →

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

Cia Rank #13,324
Olivia Rank #1

Olivia is more popular, ranked #1 vs #13324 for Cia.

Popularity Over Time

Historical US popularity rank — lower number means more popular.

Middle Name Pairings

Cia ___

  • Cia Rose
  • Cia Wyn
  • Cia Bron
  • Cia Mair
  • Cia Sian
  • Cia Ffion

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 Cia

Seren Ffion Rhiannon Bronwyn Eirwen

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 Cia or Olivia more popular?

Olivia is more popular, ranked #1 compared to Cia at #13324 in the United States.

What do Cia and Olivia mean?

Cia means "pure, ancient (from Celtic root)" (Welsh/Celtic origin). Olivia means "olive tree" (Latin origin).

Are Cia and Olivia boy or girl names?

Cia is primarily a girl name. Olivia is primarily a girl name.

More Comparisons

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