Olivia vs Tammis

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

Valerie Grace Liliana Alina

Full profile for Olivia →

Tammis

Girl #36,207 Most Popular

Quick Stats

Popularity Rank: #36,207
Total SSA Count: 6
Nicknames: Tam, Tamm, Tammy

Playground Safety Score

✓ All Clear

Similar Names

Fayla Buffy Felina Verra

Full profile for Tammis →

Popularity Comparison

Olivia Rank #1

Tammis Rank #36,207

Olivia is more popular, ranked #1 vs #36207 for Tammis.

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

Tammis ___

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 Tammis

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 Tammis more popular?

Olivia is more popular, ranked #1 compared to Tammis at #36207 in the United States.

What do Olivia and Tammis mean?

Olivia means "olive tree" (Latin origin).

Are Olivia and Tammis boy or girl names?

Olivia is primarily a girl name. Tammis is primarily a girl name.

More Comparisons

Tammis vs Olivia Olivia vs Valerie Olivia vs Grace Olivia vs Liliana Olivia vs Alina

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