Dewitt vs Onslow

Baby Name Comparison — 2026

Dewitt

Boy #15,135 Most Popular

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Boy #15,100 Most Popular 2 Syllables

"Ōn's hill; from the hill of Ōn"

Origin: Old English

English British

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Dewitt Rank #15,135

Onslow Rank #15,100

Onslow is more popular, ranked #15100 vs #15135 for Dewitt.

Is Dewitt or Onslow more popular?

Onslow is more popular, ranked #15100 compared to Dewitt at #15135 in the United States.

What do Dewitt and Onslow mean?

Onslow means "Ōn's hill; from the hill of Ōn" (Old English origin).

Are Dewitt and Onslow boy or girl names?

Dewitt is primarily a boy name. Onslow is primarily a boy name.