Olivia vs Theya

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 →

Theya

Girl #25,337 Most Popular 2 Syllables

Meaning

"Variant of Theia; Greek Titan goddess of sight and the sky, mother of the sun, moon, and dawn"

Origin: Greek

Cultural Roots

Greek American English

Quick Stats

Popularity Rank
#25,337
Total SSA Count
6
Syllables
2
Formality
Moderate
Nicknames
Thea, Thee

Playground Safety Score

✓ All Clear
Full profile for Theya →

Popularity Comparison

Olivia Rank #1
Theya Rank #25,337

Olivia is more popular, ranked #1 vs #25337 for Theya.

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

Theya ___

  • Theya Rose
  • Theya Grace
  • Theya Marie
  • Theya Elizabeth
  • Theya Violet

Sibling Name Ideas

Names that pair well as siblings.

If you choose Olivia

Liam Noah Charlotte Emma Sophia

If you choose Theya

Thea Zara Lyra Cleo Orion

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 Theya more popular?

Olivia is more popular, ranked #1 compared to Theya at #25337 in the United States.

What do Olivia and Theya mean?

Olivia means "olive tree" (Latin origin). Theya means "Variant of Theia; Greek Titan goddess of sight and the sky, mother of the sun, moon, and dawn" (Greek origin).

Are Olivia and Theya boy or girl names?

Olivia is primarily a girl name. Theya is primarily a girl name.

More Comparisons

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