| Acronym | Definition |
|---|
| FTJ | Fail to Join (gaming) |
| FTJ | Fédération Tunisienne de Judo (French: Tunisian Judo Federation; Tunisia) |
| FTJ | Fondation Tourisme Jeunesse (French: Youth Tourism Foundation) |
| FTJ | Faculté de Théologie de Jérusalem (French: Jerusalem School of Theology) |
| FTJ | Festival Théâtre-Jeunesse (French: Youth Theatre Festival) |
| FTJ | Full Time Job |
| FTJ | Fédération Tchadienne de Judo (French: Chad Judo Federation; Chad) |
| FTJ | Face the Jury (website) |
| FTJ | Fine Tool Journal (Pownal, ME) |
| FTJ | Fiches de Travail Junior (French: Junior Worksheets) |
| FTJ | Fourier Theory of Jumps |
| FTJ | Fun Travel Job (staffing firm) |
| FTJ | Fuel the Jet (Transformers: Revenge of the Fallen) |