SFN
SFN is an abbreviation for:
- Small fiber neuropathy
- Student Research Center North Hesse in Kassel
- Short File Name, English for "short file name", see 8.3
- Single-Frequency Network, English for single-frequency network
- Society for Neuroscience , an American scientific society
- Stratifin (14-3-3 Sigma), a human 14-3-3 protein
