Kai vs Rhett

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 →

Rhett

Boy #174 Most Popular 1 Syllable

Meaning

"advice, counsel"

Origin: Welsh/Dutch

Cultural Roots

American Southern US

Quick Stats

Popularity Rank
#174
Total SSA Count
2,134
Syllables
1
Formality
Moderate

Playground Safety Score

✓ All Clear
Full profile for Rhett →

Popularity Comparison

Kai Rank #76
Rhett Rank #174

Kai is more popular, ranked #76 vs #174 for Rhett.

Frequently Asked Questions

Is Kai or Rhett more popular?

Kai is more popular, ranked #76 compared to Rhett at #174 in the United States.

What do Kai and Rhett mean?

Kai means "sea" (Hawaiian origin). Rhett means "advice, counsel" (Welsh/Dutch origin).

Are Kai and Rhett boy or girl names?

Kai is primarily a boy name. Rhett is primarily a boy name.

More Comparisons

Rhett vs Kai Kai vs Jacob Kai vs Elian Kai vs Dylan Kai vs Milan
← Full profile: Kai ← Full profile: Rhett Browse all baby names