Kai vs Zayden

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

Kai Rank #76
Zayden Rank #202

Kai is more popular, ranked #76 vs #202 for Zayden.

Popularity Over Time

Historical US popularity rank — lower number means more popular.

Middle Name Pairings

Kai ___

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

Zayden ___

  • Zayden James
  • Zayden Alexander
  • Zayden Michael
  • Zayden Lee
  • Zayden Blake
  • Zayden Cole

Sibling Name Ideas

Names that pair well as siblings.

If you choose Kai

Zara Nova Mila Leo Finn

If you choose Zayden

Jayden Brayden Kayden Aiden Makenna

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 Kai or Zayden more popular?

Kai is more popular, ranked #76 compared to Zayden at #202 in the United States.

What do Kai and Zayden mean?

Kai means "sea" (Hawaiian origin). Zayden means "modern coined name" (American English origin).

Are Kai and Zayden boy or girl names?

Kai is primarily a boy name. Zayden is primarily a boy name.

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