Oliver vs Petro

Baby Name Comparison — 2026

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

✓ All Clear

Similar Names

Kayden Isaiah Axel River

Full profile for Oliver →

Petro

Boy #38,515 Most Popular

Quick Stats

Popularity Rank: #38,515
Total SSA Count: 5
Nicknames: Pet, Pey, Peie

Playground Safety Score

✓ All Clear

Similar Names

Clegg Milus Ado Ld

Full profile for Petro →

Popularity Comparison

Oliver Rank #3

Petro Rank #38,515

Oliver is more popular, ranked #3 vs #38515 for Petro.

Popularity Over Time

Historical US popularity rank — lower number means more popular.

Middle Name Pairings

Oliver ___

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

Petro ___

No pairings available yet.

Sibling Name Ideas

Names that pair well as siblings.

If you choose Oliver

Olivia Charlotte Emma Sophia Amelia

If you choose Petro

No sibling data available yet.

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 Oliver or Petro more popular?

Oliver is more popular, ranked #3 compared to Petro at #38515 in the United States.

What do Oliver and Petro mean?

Oliver means "olive tree" (Latin origin).

Are Oliver and Petro boy or girl names?

Oliver is primarily a boy name. Petro is primarily a boy name.

More Comparisons

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