JCK
| Acronym | Definition |
|---|---|
| JCK | Japan-China-Korea (various organizations) |
| JCK | Jewelers Circular Keystone (magazine) |
| JCK | Java Compatibility Kit |
| JCK | Java Compatibility Kit (certifies PJava port as Java compatible) |
| JCK | Java Constraint Kit (computer programming) |
| JCK | Juvenile Cystic Kidney (urology) |
| JCK | Johnson County Kansas |
| JCK | Jugoslovenski Crveni Krst (Serbian: Yugoslav Red Cross) |