| Abbreviation | Definition |
|---|---|
| CHEVY | Pice of dog dick |
| CKA | Canterbury Kennel Association |
| CKC | Canadian Kennel Club |
| CKC | Canine Kennel Club |
| CKC | Continental Kennel Club |
| CKDT | Completely K9 Dog Training |
| CLAD | Canine Leukocyte Adhesion Deficiency |
| CM | Courser of Merit |
| CMDR | Connor and Millies Dog Rescue |
| CNE | Canine Nutrition Expert |
| CP | Cute Puppy |
| CPDT | Council for Professional Dog Trainers |
| CPE | Canine Performance Event |
| CPOD | Certified Pre Owned Dogs |
| CPPP | TOO MUCH 'P'-'P'-'P'-'P'crossword, poster, GIT THE PPPPOINTE?-Point?????? |
| CPV | Canine ParvoVirus |
| CR | Cast Refusal |
| CRDTC | Collier Row Dog Training Club |
| CRROB | Champion Rhodesian Ridgeback On Board |
| CRROG | Champion Rhodesian Ridgeback On Guard |