RKN
| Acronym | Definition |
|---|---|
| RKN | Root Knot Nematode |
| RKN | Catholic-National Movement (Poland) |
| RKN | Ramsay's Kitchen Nightmares |
| RKN | Rancangan Kemajuan Negara (Indonesian: National Development Plan) |
| RKN | Ruch Katolicko Narodowy (Polish: Catholic National Movement; political party) |
| RKN | Regionales Kompetenznetzwerk Weiterbildung (German: Regional Network of Expertise in Training) |
| RKN | Radio Krishna Network |
| RKN | Remote Knowledge Network (Bucyrus International Inc.; monitoring system for mining equipment) |