Don vs Cai

Baby Name Comparison — 2026

Don

Boy #1,797 Most Popular 1 Syllable

"world ruler"

Origin: Scottish Gaelic

English Scottish American Irish

✓ All Clear

Boy #1,906 Most Popular 1 Syllable

"rejoice, delight"

Origin: Latin via Welsh

Welsh Chinese English

✓ All Clear

Don Rank #1,797

Cai Rank #1,906

Don is more popular, ranked #1797 vs #1906 for Cai.

Is Don or Cai more popular?

Don is more popular, ranked #1797 compared to Cai at #1906 in the United States.

What do Don and Cai mean?

Don means "world ruler" (Scottish Gaelic origin). Cai means "rejoice, delight" (Latin via Welsh origin).

Are Don and Cai boy or girl names?

Don is primarily a boy name. Cai is primarily a boy name.