Caisie \ca(i)-sie\ as a girl's name is a variant of Casey (Irish, Gaelic), and the meaning of Caisie is "alert, watchful".

The baby name Caisie sounds like Cassie, Caysie, Casie, Caisi and Caisee. Other similar baby names are Taisie, Caidie, Caitie, Cailie, Daisie and Maisie.