•
Kwanyama dialect (ISO 639-1 code alpha-2 kj), a standardized dialect of
Oshiwambo •
Kilojoule (kJ), an International System of Units unit of energy equal to 1000 joules •
British Mediterranean Airways (IATA airline code KJ) •
Jeep Liberty, a car (model code KJ) •
Karaoke jockey, a disk jockey who specializes in running karaoke performances •
Kiryas Joel, New York, a village in Monroe, Orange County, New York, US • Knight of the
Order of Saint Joachim •
Kennebec Journal, a newspaper in the U.S. state of Maine •
Kj (letter), a Latin-script digraph ==See also==