| Abbreviation | Definition |
|---|---|
| KBVB | Koninklijke Belgische Voetbal bond |
| KBVB | Koninklijke Belgische VoetbalBond |
| KC | Kansas City Royals |
| KC | Kite Chaser |
| KC | Knuckles Chaotix |
| KCA | Kansas City Athletics |
| KCBA | Kent County Bowling Association |
| KCC | Kansas City Chiefs |
| KCCA | Karachi City Cricket Association |
| KCFA | Kansas City Football Association |
| KCFC | Kansas City Fencing Center |
| KCFH | Keystone College Field Hockey |
| KCG | Kentucky Contest Group |
| KCIBR | Kluane Chilkat International Bike Relay |
| KCK | Kansas City Kings |
| KCM | Kansas City Monarchs |
| KCR | Kansas City Royals |
| KCT | Knighthood, Chivalry Tournaments |
| KCW | Keystone Championship Wrestling |
| KCW | Kingswood Championship Wrestling |