Jillyan vs Olivia

Baby Name Comparison — 2026

Jillyan

Girl #33,770 Most Popular

Quick Stats

Popularity Rank: #33,770
Total SSA Count: 6
Nicknames: Jil, Jill, Jilly

Playground Safety Score

✓ All Clear

Similar Names

Federica Anacaren Tishonda Khalil

Full profile for Jillyan →

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

Wrenley Ruby Elsie Brielle

Full profile for Olivia →

Popularity Comparison

Jillyan Rank #33,770

Olivia Rank #1

Olivia is more popular, ranked #1 vs #33770 for Jillyan.

Popularity Over Time

Historical US popularity rank — lower number means more popular.

Middle Name Pairings

Jillyan ___

No pairings available yet.

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 Jillyan

No sibling data available yet.

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 Jillyan or Olivia more popular?

Olivia is more popular, ranked #1 compared to Jillyan at #33770 in the United States.

What do Jillyan and Olivia mean?

Olivia means "olive tree" (Latin origin).

Are Jillyan and Olivia boy or girl names?

Jillyan is primarily a girl name. Olivia is primarily a girl name.

More Comparisons

Olivia vs Jillyan Jillyan vs Federica Jillyan vs Anacaren Jillyan vs Tishonda Jillyan vs Khalil

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