WFNS
| Acronym | Definition |
|---|---|
| WFNS | Writers' Federation of Nova Scotia (est. 1975; Halifax, Nova Scotia, Canada) |
| WFNS | World Federation of Neurosurgeons Scale (neurological evaluation) |
| WFNS | World Federation of Neurological Societies |
| WFNS | World Foundation for Natural Science (Washington, DC) |