| Abbreviation | Definition |
|---|---|
| CJ | Christine Jo |
| CJ | Christine Julian |
| CJ | Christopher Jackson |
| CJ | Christopher James |
| CJ | Christopher Jay |
| CJ | Christopher John |
| CJ | Christopher Johnson |
| CJ | Christopher Joseph |
| CJ | Chrystal Jewel |
| CJ | Chrystine Julian |
| CJ | Chubbs, Junior |
| CJ | Claire Joan |
| CJ | Clara Jean |
| CJ | Clarence John |
| CJ | Clarissa Jo |
| CJ | Clark Jerome |
| CJ | Clark, Junior |
| CJ | Claude John |
| CJ | Claude, Junior |
| CJ | Claudia Jean |