Wikipedia
ONF
ONF may refer to:
- Official National Front, a defunct far right political party in the United Kingdom
- National Film Board of Canada (Office national du film du Canada), a Canadian public filmmaking organization
- Office national des forêts, a French establishment managing the national forests
- Ocala National Forest, the second largest National Forest in Florida
- Old Northern French, another name for Old Norman
- Open Networking Foundation, a nonprofit trade organization founded to improve networking through software-defined networking