Ciara vs Onslow

Baby Name Comparison — 2026

Ciara

Girl #1,365 Most Popular 2 Syllables

Meaning

"dark one, dark-haired"

Origin: Irish Gaelic

Cultural Roots

Irish American British

Quick Stats

Popularity Rank
#1,365
Total SSA Count
167
Syllables
2
Formality
Moderate
Nicknames
Ci, Cici

Playground Safety Score

✓ All Clear
Full profile for Ciara →

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

Ciara Rank #1,365
Onslow Rank #15,100

Ciara is more popular, ranked #1365 vs #15100 for Onslow.

Popularity Over Time

Historical US popularity rank — lower number means more popular.

Middle Name Pairings

Ciara ___

  • Ciara Rose
  • Ciara Maeve
  • Ciara Fiona
  • Ciara Brigid
  • Ciara Grace
  • Ciara Anne

Onslow ___

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

Sibling Name Ideas

Names that pair well as siblings.

If you choose Ciara

Aoife Saoirse Niamh Cormac Declan

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 Ciara or Onslow more popular?

Ciara is more popular, ranked #1365 compared to Onslow at #15100 in the United States.

What do Ciara and Onslow mean?

Ciara means "dark one, dark-haired" (Irish Gaelic origin). Onslow means "Ōn's hill; from the hill of Ōn" (Old English origin).

Are Ciara and Onslow boy or girl names?

Ciara is primarily a girl name. Onslow is primarily a boy name.

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