Efe
- 2-oxoglutarate dioxygenase (ethylene-forming)
- 2-oxoglutarate/L-arginine monooxygenase/decarboxylase (succinate-forming)
- EFE
- Early fuel evaporator
- Edelman Financial Engines
- Efe (Minecraft)
- Efe (musician)
- Efe (name)
- Efe (zeybek)
- Efe language
- Efé people
- Einstein field equations
- Empresa de Ferrocarriles Ecuatorianos
- Empresa de los Ferrocarriles del Estado
- Endocardial fibroelastosis
- Exclusive First Editions
- Minecraft
- Modified Newtonian dynamics
- Trofeo EFE