RUFF
| Acronym | Definition |
|---|---|
| RUFF | Rescued Unwanted Furry Friends (Fort Walton Beach, FL) |
| RUFF | Ryerson University Film Festival (Toronto, Ontario, Canada) |
| RUFF | Rescue Unwanted Furry Friends (Fort Walton Beach, FL) |
| RUFF | Rescuing Unwanted Friendly Fidos (Brooksville, FL) |
| RUFF | Roseville Urban Forest Foundation (est. 1995; California) |
| RUFF | Real Ulster Freedom Fighters (UK) |