Updated June 9, 2019 Share: Girl name origins & meanings Irish : Curly headed; clever Girl name variations Cassidy Cassidy + 1% this year Feminine Uncommon Find out more Cassidey Cassidey 0 % this year Feminine Rare Find out more Kassadey Kassadey 0 % this year Feminine Rare Find out more Kassidy Kassidy - 20% this year Neutral Rare Find out more Kassodey Kassodey 0 % this year Feminine Rare Find out more How Popular Is The Name Cassady Family name origins & meanings Irish : variant spelling of Cassidy.