CYA
CYA may stand for:
- California Youth Authority, now California Division of Juvenile Justice
 - Canadian Yachting Association, now Sail Canada
 - College Year in Athens, an U.S. study abroad program
 - Cover your ass, a defensive practice against legal penalties or criticism
 - Cyanuric acid, a chemical compound
 - 14
Cya, meaning "radiocarbon years ago" in calibration of radiocarbon dates - CYA, the IATA code for Antoine-Simon Airport, Haiti
 - CyA, a South Korean musician now known by his birth name Giuk
 
See also
- All pages with titles beginning with CYA
 - All pages with titles beginning with cya
 - See You (disambiguation) (including "seeya")