Justice vs Kai

Baby Name Comparison — 2026

Kai

Boy #76 Most Popular 1 Syllable

Meaning

"sea"

Origin: Hawaiian

Cultural Roots

Hawaiian Scandinavian Japanese American Chinese

Quick Stats

Popularity Rank
#76
Total SSA Count
4,276
Syllables
1
Formality
Casual

Playground Safety Score

✓ All Clear
Full profile for Kai →

Popularity Comparison

Justice Rank #1,081
Kai Rank #76

Kai is more popular, ranked #76 vs #1081 for Justice.

Popularity Over Time

Historical US popularity rank — lower number means more popular.

Middle Name Pairings

Justice ___

  • Justice Lee
  • Justice James
  • Justice Cole
  • Justice Grey
  • Justice Reed
  • Justice Blue

Kai ___

  • Kai James
  • Kai Alexander
  • Kai Michael
  • Kai Robert
  • Kai William
  • Kai Thomas

Sibling Name Ideas

Names that pair well as siblings.

If you choose Justice

Liberty Honor True Valor Brave

If you choose Kai

Zara Nova Mila Leo Finn

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 Justice or Kai more popular?

Kai is more popular, ranked #76 compared to Justice at #1081 in the United States.

What do Justice and Kai mean?

Justice means "just, righteous, equitable" (Latin origin). Kai means "sea" (Hawaiian origin).

Are Justice and Kai boy or girl names?

Justice is primarily a boy name. Kai is primarily a boy name.

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← Full profile: Justice ← Full profile: Kai Browse all baby names