Koichi vs Oliver

Baby Name Comparison — 2026

Popularity Comparison

Koichi Rank #38,165
Oliver Rank #3

Oliver is more popular, ranked #3 vs #38165 for Koichi.

Popularity Over Time

Historical US popularity rank — lower number means more popular.

Middle Name Pairings

Koichi ___

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 Koichi

No sibling data available yet.

If you choose Oliver

Olivia Charlotte Emma Sophia Amelia

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 Koichi or Oliver more popular?

Oliver is more popular, ranked #3 compared to Koichi at #38165 in the United States.

What do Koichi and Oliver mean?

Oliver means "olive tree" (Latin origin).

Are Koichi and Oliver boy or girl names?

Koichi is primarily a boy name. Oliver is primarily a boy name.

More Comparisons

Oliver vs Koichi Koichi vs Dayle Koichi vs Tod Koichi vs Cresencio Koichi vs Sverre
← Full profile: Koichi ← Full profile: Oliver Browse all baby names