Cahill vs Oliver

Baby Name Comparison — 2026

Cahill

Boy #36,820 Most Popular

Quick Stats

Popularity Rank: #36,820
Total SSA Count: 5
Nicknames: Cah, Cahi, Cahiy

Playground Safety Score

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Similar Names

Ruaridh Kiersten Creel

Full profile for Cahill →

Oliver

Boy #3 Most Popular 3 Syllables

Meaning

"olive tree"

Origin: Latin

Cultural Roots

English French Scandinavian

Quick Stats

Popularity Rank: #3
Total SSA Count: 15,343
Syllables: 3
Formality: Moderate
Nicknames: Ollie, Oli

Playground Safety Score

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Similar Names

Alexander Lorenzo Jacob Carter

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Popularity Comparison

Cahill Rank #36,820

Oliver Rank #3

Oliver is more popular, ranked #3 vs #36820 for Cahill.

Popularity Over Time

Historical US popularity rank — lower number means more popular.

Middle Name Pairings

Cahill ___

No pairings available yet.

Oliver ___

Oliver James
Oliver Thomas
Oliver William
Oliver Henry
Oliver John
Oliver Benjamin

Sibling Name Ideas

Names that pair well as siblings.

If you choose Cahill

No sibling data available yet.

If you choose Oliver

Olivia Charlotte Emma Sophia Amelia

Which Name Fits Your Family?

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1. Which style feels more like your family?

Frequently Asked Questions

Is Cahill or Oliver more popular?

Oliver is more popular, ranked #3 compared to Cahill at #36820 in the United States.

What do Cahill and Oliver mean?

Oliver means "olive tree" (Latin origin).

Are Cahill and Oliver boy or girl names?

Cahill is primarily a boy name. Oliver is primarily a boy name.

More Comparisons

Oliver vs Cahill Cahill vs Ruaridh Cahill vs Kiersten Cahill vs Creel Cahill vs Alexander

← Full profile: Cahill ← Full profile: Oliver Browse all baby names