Updated June 9, 2019 Share: Girl name origins & meanings French : From Saint-Denis Girl name variations Sydney Sydney - 6% this year Neutral Common Find out more Cidney Cidney - 29% this year Feminine Rare Find out more Cydnee Cydnee + 50% this year Feminine Rare Find out more Cydne Cydne 0 % this year Feminine Rare Find out more Cydnei Cydnei 0 % this year Feminine Rare Find out more Cydnie Cydnie 0 % this year Feminine Rare Find out more Boy name origins & meanings Greek : Public hill; variation on Sydney Boy name variations Cyd Cyd 0 % this year Neutral Rare Find out more How Popular Is The Name Cydney Famous people who gave their babies this name Chevy Chase