| Acronym | Definition |
|---|
| TJF | The Japan Forum (est. 1987) |
| TJF | The Jitsu Foundation |
| TJF | Tom Joyner Foundation (est. 1998; scholarship foundation) |
| TJF | Tiken Jah Fakoly (musician) |
| TJF | Thomas Jefferson Foundation (formerly Thomas Jefferson Memorial Foundation) |
| TJF | Torcida Jovem do Flamengo (Portuguese; Brazilian football fan group) |
| TJF | Thomas Jefferson Football (high school) |
| TJF | Triple J. Firearms (Magnolia, TX) |
| TJF | Trends Jewellery Forecasting (Italy) |
| TJF | Tax Justice Focus (publication) |
| TJF | Tidewater Jewish Foundation (Virginia Beach, VA) |
| TJF | The Justice Friends (TV show) |