Girl name origins & meanings Greek : The original prophet of doom in classical mythologyHindi : IlluminatingGreek : Capricious Girl name variations Cassandra Cassandre Casandra Cassaundra Casandera Cassandrea Cassandry Cassondra Cassy Cassia Kasandera Kassandra Kassi Kassie Kassy Kassia Sande Sandee Sandera Sandra Sandy Sandi Sandie Saundra Sohndra Sondra Zandra Kasi Casey Kaci Kasandra Kassandrah Boy name origins & meanings German : Standout among menIrish : Clever; curly haired Boy name variations Cass Kasse Kassidy Kassidi Kassidie Kassie Family name origins & meanings Eastern German (also Käss) : nickname from Czech kos ‘blackbird’, ‘shrewd person’ (see Kos).Eastern German : from the personal name Cazo.Jewish (Ashkenazic) : unexplained.Possibly an Americanized form of Czech Káš (see Kasa) or German Kase.