Koi vs Olivia

Baby Name Comparison — 2026

Koi

Boy #2,684 Most Popular 1 Syllable

Meaning

"love, romantic feeling"

Origin: Japanese

Cultural Roots

Japanese American Hawaiian

Quick Stats

Popularity Rank
#2,684
Total SSA Count
49
Syllables
1
Formality
Casual

Playground Safety Score

✓ All Clear
Full profile for Koi →

Olivia

Girl #1 Most Popular 4 Syllables

Meaning

"olive tree"

Origin: Latin

Cultural Roots

English Italian American

Quick Stats

Popularity Rank
#1
Total SSA Count
14,718
Syllables
4
Formality
Moderate
Nicknames
Liv, Livvy, Oli

Playground Safety Score

✓ All Clear
Full profile for Olivia →

Popularity Comparison

Koi Rank #2,684
Olivia Rank #1

Olivia is more popular, ranked #1 vs #2684 for Koi.

Popularity Over Time

Historical US popularity rank — lower number means more popular.

Middle Name Pairings

Koi ___

  • Koi River
  • Koi Blue
  • Koi James
  • Koi Lee
  • Koi Finn
  • Koi Reef

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 Koi

Kai Reef Cove Marina River

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 Koi or Olivia more popular?

Olivia is more popular, ranked #1 compared to Koi at #2684 in the United States.

What do Koi and Olivia mean?

Koi means "love, romantic feeling" (Japanese origin). Olivia means "olive tree" (Latin origin).

Are Koi and Olivia boy or girl names?

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

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