Isay vs Onslow

Baby Name Comparison — 2026

Onslow

Boy #15,100 Most Popular 2 Syllables

Meaning

"Ōn's hill; from the hill of Ōn"

Origin: Old English

Cultural Roots

English British

Quick Stats

Popularity Rank
#15,100
Total SSA Count
7
Syllables
2
Formality
Formal
Nicknames
Ons

Playground Safety Score

✓ All Clear
Full profile for Onslow →

Popularity Comparison

Isay Rank #14,931
Onslow Rank #15,100

Isay is more popular, ranked #14931 vs #15100 for Onslow.

Popularity Over Time

Historical US popularity rank — lower number means more popular.

Middle Name Pairings

Isay ___

No pairings available yet.

Onslow ___

  • Onslow Frederick
  • Onslow George
  • Onslow James
  • Onslow Henry
  • Onslow Arthur

Sibling Name Ideas

Names that pair well as siblings.

If you choose Isay

No sibling data available yet.

If you choose Onslow

Algernon Hortense Phineas Cordelia Rupert

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 Isay or Onslow more popular?

Isay is more popular, ranked #14931 compared to Onslow at #15100 in the United States.

What do Isay and Onslow mean?

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

Are Isay and Onslow boy or girl names?

Isay is primarily a boy name. Onslow is primarily a boy name.

More Comparisons

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← Full profile: Isay ← Full profile: Onslow Browse all baby names