Erwin vs Cassidy

Baby Name Comparison — 2026

Erwin

Boy #2,429 Most Popular 2 Syllables

"army friend, honorable companion"

Origin: Old High German

German Dutch English Scandinavian

✓ All Clear

Boy #2,323 Most Popular 3 Syllables

"curly-haired"

Origin: Irish Gaelic

Irish American English

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Erwin Rank #2,429

Cassidy Rank #2,323

Cassidy is more popular, ranked #2323 vs #2429 for Erwin.

Is Erwin or Cassidy more popular?

Cassidy is more popular, ranked #2323 compared to Erwin at #2429 in the United States.

What do Erwin and Cassidy mean?

Erwin means "army friend, honorable companion" (Old High German origin). Cassidy means "curly-haired" (Irish Gaelic origin).

Are Erwin and Cassidy boy or girl names?

Erwin is primarily a boy name. Cassidy is primarily a boy name.