MJK
| Acronym | Definition |
|---|---|
| MJK | Marinejegerkommandoen (Norwegian Special Forces) |
| MJK | Mary Jane Kelly (musician) |
| MJK | Maynard James Keenan (singer) |
| MJK | Movimiento de La Juventud Kuna (Spanish: Kuna Youth Movement; Panama) |
| MJK | Mahavir Janma Kalyanak (Malayalam; Jain celebration; UK) |