Olivia vs William

Baby Name Comparison — 2026

William

Boy #10 Most Popular 3 Syllables

Meaning

"resolute protector, strong-willed guardian"

Origin: Germanic

Cultural Roots

English German French

Quick Stats

Popularity Rank
#10
Total SSA Count
10,596
Syllables
3
Formality
Formal
Nicknames
Will, Bill, Billy

Playground Safety Score

✓ All Clear
Full profile for William →

Popularity Comparison

Olivia Rank #1
William Rank #10

Olivia is more popular, ranked #1 vs #10 for William.

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

William ___

  • William James
  • William Thomas
  • William Henry
  • William Alexander
  • William Edward
  • William Charles

Sibling Name Ideas

Names that pair well as siblings.

If you choose Olivia

Liam Noah Charlotte Emma Sophia

If you choose William

Charlotte Eleanor Amelia Olivia Henry

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 William more popular?

Olivia is more popular, ranked #1 compared to William at #10 in the United States.

What do Olivia and William mean?

Olivia means "olive tree" (Latin origin). William means "resolute protector, strong-willed guardian" (Germanic origin).

Are Olivia and William boy or girl names?

Olivia is primarily a girl name. William is primarily a boy name.

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