Olivia vs Theria

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

Similar Names

Adeline Sienna Emilia Maeve

Full profile for Olivia →

Theria

Girl #69,532 Most Popular

Quick Stats

Popularity Rank: #69,532
Total SSA Count: 5
Nicknames: The, Ther, Thery

Playground Safety Score

✓ All Clear

Similar Names

Bernell Eliner Avor Evalin

Full profile for Theria →

Popularity Comparison

Olivia Rank #1

Theria Rank #69,532

Olivia is more popular, ranked #1 vs #69532 for Theria.

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

Theria ___

No pairings available yet.

Sibling Name Ideas

Names that pair well as siblings.

If you choose Olivia

Liam Noah Charlotte Emma Sophia

If you choose Theria

No sibling data available yet.

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 Theria more popular?

Olivia is more popular, ranked #1 compared to Theria at #69532 in the United States.

What do Olivia and Theria mean?

Olivia means "olive tree" (Latin origin).

Are Olivia and Theria boy or girl names?

Olivia is primarily a girl name. Theria is primarily a girl name.

More Comparisons

Theria vs Olivia Olivia vs Adeline Olivia vs Sienna Olivia vs Emilia Olivia vs Maeve

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