Isadora vs Kai

Baby Name Comparison — 2026

Isadora

Girl #1,222 Most Popular 4 Syllables

Meaning

"gift of Isis"

Origin: Greek (Isis + doron)

Cultural Roots

Greek English American Spanish

Quick Stats

Popularity Rank
#1,222
Total SSA Count
192
Syllables
4
Formality
Formal
Nicknames
Izzy, Dora, Isa

Playground Safety Score

✓ All Clear
Full profile for Isadora →

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

Isadora Rank #1,222
Kai Rank #76

Kai is more popular, ranked #76 vs #1222 for Isadora.

Popularity Over Time

Historical US popularity rank — lower number means more popular.

Middle Name Pairings

Isadora ___

  • Isadora Rose
  • Isadora Claire
  • Isadora Mae
  • Isadora Jane
  • Isadora Violet
  • Isadora Grace

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 Isadora

Theodore Cordelia Jasper Leonora Augustus

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 Isadora or Kai more popular?

Kai is more popular, ranked #76 compared to Isadora at #1222 in the United States.

What do Isadora and Kai mean?

Isadora means "gift of Isis" (Greek (Isis + doron) origin). Kai means "sea" (Hawaiian origin).

Are Isadora and Kai boy or girl names?

Isadora is primarily a girl name. Kai is primarily a boy name.

More Comparisons

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