William vs Lucas

Baby Name Comparison — 2026

William

Boy #10 Most Popular 3 Syllables

"resolute protector, strong-willed guardian"

Origin: Germanic

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Boy #9 Most Popular 2 Syllables

"from Lucania"

Origin: Latin

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William Rank #10

Lucas Rank #9

Lucas is more popular, ranked #9 vs #10 for William.

Is William or Lucas more popular?

Lucas is more popular, ranked #9 compared to William at #10 in the United States.

What do William and Lucas mean?

William means "resolute protector, strong-willed guardian" (Germanic origin). Lucas means "from Lucania" (Latin origin).

Are William and Lucas boy or girl names?

William is primarily a boy name. Lucas is primarily a boy name.