[ 2 syll. ca-sie, cas-ie ] The baby boy name Casie is also used as a girl name, with the latter form being much more common. Its pronunciation is KEY-Siy- †. Casie is an English name of Celtic origin. Casie is a variant of the name Casey (English).
Casie is infrequently used as a baby name for boys. It is not listed in the top 1000 names. Within the group of boy names directly linked to Casie, Casey was the most popular in 2018. Casie has in the past century been mostly given to girls.
† Pronunciation for Casie: K as in "key (K.IY)" ; EY as in "ate (EY.T)" ; S as in "see (S.IY)" ; IY as in "eat (IY.T)"