| Abbreviation | Definition |
|---|---|
| CDFL | California Developmental Football League |
| CDFL | Chester and District Football League |
| CDFL | Colac and District Football League |
| CDFL | Collegiate Development Football League |
| CDTF | Central Districts Touch Football |
| CECAFA | Confederation of East and Central Africa Football Associations |
| CECAFA | Council of East and Central Africa Football Associations |
| CEDB | Control, Ethics and Disciplinary Body |
| CEFL | Central European Football League |
| CFA | Cornell Football Awhiskeynovel |
| CFB | College Football |
| CFB | College Football Betting |
| CFB | College Football By |
| CFC | Celtic Football Club |
| CFC | Centercourt Football Club |
| CFC | Chelsea Football Club |
| CFC | Colorado Football Conference |
| CFCA | Chattanooga Football Club Academy |
| CFF | Consolidated Football Federation |
| CFFB | CrossFit Football |