CKC. is a three letter acronym that may stand for:
- Canadian Kennel Club
- Canoe Kayak Canada
- Clark Kerr Campus
- Cervical conization, Cold Knife Conization
- Capital Kids' Cricket
- C.K.C, a French new wave band from the early 80's.
In addition it may be used to refer to:
- Christ the King College, Onitsha, a boys' secondary school on Onitsha, Nigeria