Updated June 9, 2019 Share: Boy name origins & meanings Latin : Vain Boy name variations Cassius Cassius - 11% this year Masculine Uncommon Find out more Cassian Cassian + 7% this year Masculine Rare Find out more Cash Cash - 7% this year Masculine Common Find out more Cass Cass - 32% this year Masculine Rare Find out more Cassio Cassio 0 % this year Masculine Rare Find out more How Popular Is The Name Casius