Jillian vs Oliver

Baby Name Comparison — 2026

Oliver

Boy #3 Most Popular 3 Syllables

Meaning

"olive tree"

Origin: Latin

Cultural Roots

English French Scandinavian

Quick Stats

Popularity Rank
#3
Total SSA Count
15,343
Syllables
3
Formality
Moderate
Nicknames
Ollie, Oli

Playground Safety Score

✓ All Clear
Full profile for Oliver →

Popularity Comparison

Jillian Rank #1,133
Oliver Rank #3

Oliver is more popular, ranked #3 vs #1133 for Jillian.

Popularity Over Time

Historical US popularity rank — lower number means more popular.

Middle Name Pairings

Jillian ___

  • Jillian Marie
  • Jillian Ann
  • Jillian Rose
  • Jillian Grace
  • Jillian Elizabeth
  • Jillian Claire

Oliver ___

  • Oliver James
  • Oliver Thomas
  • Oliver William
  • Oliver Henry
  • Oliver John
  • Oliver Benjamin

Sibling Name Ideas

Names that pair well as siblings.

If you choose Jillian

Jennifer Michelle Melissa Kevin Brian

If you choose Oliver

Olivia Charlotte Emma Sophia Amelia

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 Jillian or Oliver more popular?

Oliver is more popular, ranked #3 compared to Jillian at #1133 in the United States.

What do Jillian and Oliver mean?

Jillian means "youthful" (Latin origin). Oliver means "olive tree" (Latin origin).

Are Jillian and Oliver boy or girl names?

Jillian is primarily a girl name. Oliver is primarily a boy name.

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← Full profile: Jillian ← Full profile: Oliver Browse all baby names