Oliver vs Reiko

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

Brayden Robert Silas Amir

Full profile for Oliver →

Reiko

Girl #13,651 Most Popular

Quick Stats

Popularity Rank: #13,651
Total SSA Count: 9
Nicknames: Rei, Rey, Reie

Playground Safety Score

✓ All Clear

Similar Names

Avarae Isleya Jeaninne Manraj

Full profile for Reiko →

Popularity Comparison

Oliver Rank #3

Reiko Rank #13,651

Oliver is more popular, ranked #3 vs #13651 for Reiko.

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

Reiko ___

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 Reiko

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 Reiko more popular?

Oliver is more popular, ranked #3 compared to Reiko at #13651 in the United States.

What do Oliver and Reiko mean?

Oliver means "olive tree" (Latin origin).

Are Oliver and Reiko boy or girl names?

Oliver is primarily a boy name. Reiko is primarily a girl name.

More Comparisons

Reiko vs Oliver Oliver vs Brayden Oliver vs Robert Oliver vs Silas Oliver vs Amir

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