| Acronym | Definition |
|---|
| LFN | La Femme Nikita |
| LFN | Looking for Now |
| LFN | Longitudinal File Name |
| LFN | Logical File Name |
| LFN | Long File Name |
| LFN | Low Frequency Noise |
| LFN | Logical File Name (grid computing) |
| LFN | Long Fat Network |
| LFN | Lincoln Financial Network |
| LFN | Linder Farm Network (news network; Linder Radio Group; Minnesota) |
| LFN | Lead Flat Nose (bullet) |
| LFN | Local Fixed Node |
| LFN | Libraries For Nursing |
| LFN | Latvian Fund for Nature |
| LFN | Lucas Fan Network |
| LFN | League of Free Nations (Enigma: Rising Tide game) |
| LFN | Local Foreign National |
| LFN | Leventis Foundation Nigeria |