Olivia vs Trillium

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

Ailany Hannah Ayla Eliana

Full profile for Olivia →

Trillium

Girl #23,628 Most Popular

Quick Stats

Popularity Rank: #23,628
Total SSA Count: 7
Nicknames: Tri, Tril, Trily

Playground Safety Score

✓ All Clear

Similar Names

Raeleen Theoria Charlye Ellender

Full profile for Trillium →

Popularity Comparison

Olivia Rank #1

Trillium Rank #23,628

Olivia is more popular, ranked #1 vs #23628 for Trillium.

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

Trillium ___

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 Trillium

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 Trillium more popular?

Olivia is more popular, ranked #1 compared to Trillium at #23628 in the United States.

What do Olivia and Trillium mean?

Olivia means "olive tree" (Latin origin).

Are Olivia and Trillium boy or girl names?

Olivia is primarily a girl name. Trillium is primarily a girl name.

More Comparisons

Trillium vs Olivia Olivia vs Ailany Olivia vs Hannah Olivia vs Ayla Olivia vs Eliana

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