Updated June 9, 2019 Share: Girl name origins & meanings Irish : Vigilant, watchful Girl name variations Casey Cacey Cacia Cacie Caisee Caisey Caisi Caisie Casee Casi Casie Caycee Caycey Cayci Caycie Caysee Caysi Kaysey Kaysi Kaysie Kaysy Kaysyee