Cassidy vs Aj

Baby Name Comparison — 2026

Cassidy

Boy #2,323 Most Popular 3 Syllables

"curly-haired"

Origin: Irish Gaelic

Irish American English

✓ All Clear

Boy #2,341 Most Popular 2 Syllables

"initial-name, typically Andrew James or Anthony John"

Origin: English

American English

✓ All Clear

Cassidy Rank #2,323

Aj Rank #2,341

Cassidy is more popular, ranked #2323 vs #2341 for Aj.

Is Cassidy or Aj more popular?

Cassidy is more popular, ranked #2323 compared to Aj at #2341 in the United States.

What do Cassidy and Aj mean?

Cassidy means "curly-haired" (Irish Gaelic origin). Aj means "initial-name, typically Andrew James or Anthony John" (English origin).

Are Cassidy and Aj boy or girl names?

Cassidy is primarily a boy name. Aj is primarily a boy name.