1) English girl name 
Kassy is an English name for girls. The meaning is `alert, watchful` The name Kassy is most commonly given to French girls. (27 times more often than to American girls.) What do they use in other countries? Casey (English) Cas Casen Kasey (English) Kace Kacey (English) Cass (English) Kayce Kaycee (English ) Kaci (English) Cayce Cassandre (French) K...