KC
- Air Astana
- CXCL1
- Casey (disambiguation)
- GSM
- Govinda K.C.
- Harry Wayne Casey
- K.C. Cooper
- K.C. Guthrie
- K.C. Potter
- K.C. Undercover
- KC (album)
- KC (surname)
- KC Concepcion
- KC HiLiTES
- KC Stadium
- KC and the Sunshine Band
- Kansas City (disambiguation)
- Kansas City Chiefs
- Kansas City Royals
- Kansas City metropolitan area
- Kansas City, Kansas
- Kansas City, Missouri
- Karachay-Cherkessia
- Karmine Corp
- Kcee (musician)
- Kelly criterion
- Kent Cochrane
- Keratoconus
- Kilgore College
- Kilocycle
- Kimberly-Clark
- King Crimson
- King's College, Hong Kong
- King's Counsel
- Kingston Communications
- Kishinchand Chellaram College
- Kronach (district)
- Kuen Cheng High School
- Kutama College
- Kuçovë District
- Lone Star College-Kingwood
- Order of the Crescent
- Sporting Kansas City
- The Kennel Club
- Upper Franconia