Oliver vs Willliam

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

Similar Names

Amari August River Emmett

Full profile for Oliver →

Willliam

Boy #20,467 Most Popular

Quick Stats

Popularity Rank: #20,467
Total SSA Count: 6
Nicknames: Wil, Will, Willy

Playground Safety Score

✓ All Clear

Similar Names

Sigel Orlander Eberhard Eldren

Full profile for Willliam →

Popularity Comparison

Oliver Rank #3

Willliam Rank #20,467

Oliver is more popular, ranked #3 vs #20467 for Willliam.

Popularity Over Time

Historical US popularity rank — lower number means more popular.

Middle Name Pairings

Oliver ___

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

Willliam ___

No pairings available yet.

Sibling Name Ideas

Names that pair well as siblings.

If you choose Oliver

Olivia Charlotte Emma Sophia Amelia

If you choose Willliam

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 Oliver or Willliam more popular?

Oliver is more popular, ranked #3 compared to Willliam at #20467 in the United States.

What do Oliver and Willliam mean?

Oliver means "olive tree" (Latin origin).

Are Oliver and Willliam boy or girl names?

Oliver is primarily a boy name. Willliam is primarily a boy name.

More Comparisons

Willliam vs Oliver Oliver vs Amari Oliver vs August Oliver vs River Oliver vs Emmett

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