Cass \c(a)-ss\ as a girl's name (also used as boy's name Cass), is pronounced kas. It is of Greek origin, and the meaning of Cass is "man's defender". Medieval and modern short form of Cassandra. Also nickname for Casey and Cassidy.
Cass has 2 variant forms: Cassie and Cassy.
For more information, see also related names Catherine and Katherine.
Baby names that sound like Cass are Casy, Casse, Casi, Cassi, Cas and Kass.