Kou vs Olivia

Baby Name Comparison — 2026

Popularity Comparison

Kou Rank #26,289
Olivia Rank #1

Olivia is more popular, ranked #1 vs #26289 for Kou.

Popularity Over Time

Historical US popularity rank — lower number means more popular.

Middle Name Pairings

Kou ___

No pairings available yet.

Olivia ___

  • Olivia Rose
  • Olivia Grace
  • Olivia Jane
  • Olivia Mae
  • Olivia Claire
  • Olivia Jade

Sibling Name Ideas

Names that pair well as siblings.

If you choose Kou

No sibling data available yet.

If you choose Olivia

Liam Noah Charlotte Emma Sophia

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 Kou or Olivia more popular?

Olivia is more popular, ranked #1 compared to Kou at #26289 in the United States.

What do Kou and Olivia mean?

Olivia means "olive tree" (Latin origin).

Are Kou and Olivia boy or girl names?

Kou is primarily a boy name. Olivia is primarily a girl name.

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← Full profile: Kou ← Full profile: Olivia Browse all baby names