PFNI
| Acronym | Definition |
|---|---|
| PFNI | Personal Financial Network, Inc. |
| PFNI | Police Federation for Northern Ireland |
| PFNI | Prison Fellowship Northern Ireland |
| PFNI | Pro Football News & Injury Report |
| PFNI | Program of Functional NeuroImaging |
| PFNI | Pico Flujo Nasal Inspiratorio |