KJ
- Archie Andrews
- British Mediterranean Airways
- Jeep Liberty
- KJ Apa
- KJ Duff
- KJ Henry
- KJS (disambiguation)
- Karaoke
- Kay Jay (disambiguation)
- Kennebec Journal
- Khairy Jamaluddin
- Killjoy (disambiguation)
- Kilojoule
- King James (disambiguation)
- Kiryas Joel, New York
- Kj (letter)
- Kwanyama dialect
- Order of Saint Joachim
- Oshiwambo
- Riverdale (2017 TV series)