Cassidy

Girl's name

Explore thousands more names in our Baby Name Genius app.

Appears In These Collections

Births Last Year: 646
All-Time Total: 60,279
Peak Year: 1999

Cassidy is an Irish surname turned unisex given name. It comes from the Gaelic surname "Ó Caiside," meaning "descendant of Caiside."

Notable Namesakes

Complementary Names / Sisters

Girl names closely related to Cassidy

Complementary Names / Brothers

Boy names closely related to Cassidy

Name Variants

Names with similar meaning to Cassidy

Popularity Over Time

Births per year in the United States

Source: Social Security Administration

Explore Thousands More Names

Get detailed insights, popularity trends, and personalized recommendations in the Baby Name Genius app.