William vs Oliver

Baby Name Comparison — 2026

William

Boy #10 Most Popular 3 Syllables

"resolute protector, strong-willed guardian"

Origin: Germanic

English German French

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Boy #3 Most Popular 3 Syllables

"olive tree"

Origin: Latin

English French Scandinavian

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William Rank #10

Oliver Rank #3

Oliver is more popular, ranked #3 vs #10 for William.

Is William or Oliver more popular?

Oliver is more popular, ranked #3 compared to William at #10 in the United States.

What do William and Oliver mean?

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

Are William and Oliver boy or girl names?

William is primarily a boy name. Oliver is primarily a boy name.