Dylan vs William

Baby Name Comparison — 2026

Dylan

Boy #28 Most Popular 2 Syllables

"son of the sea"

Origin: Welsh mythology

Welsh English American Irish

✓ All Clear

Boy #10 Most Popular 3 Syllables

"resolute protector, strong-willed guardian"

Origin: Germanic

English German French

✓ All Clear

Dylan Rank #28

William Rank #10

William is more popular, ranked #10 vs #28 for Dylan.

Is Dylan or William more popular?

William is more popular, ranked #10 compared to Dylan at #28 in the United States.

What do Dylan and William mean?

Dylan means "son of the sea" (Welsh mythology origin). William means "resolute protector, strong-willed guardian" (Germanic origin).

Are Dylan and William boy or girl names?

Dylan is primarily a boy name. William is primarily a boy name.