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GFI may refer to:



  • Ground Fault Interrupter, or Ground Fault Circuit Interrupter (GFCI), a type of residual-current device.
  • Ground Fault Indicator, a gauge to indicate ground fault within a circuit.


  • Game Factory Interactive, a Russian-Ukrainian video game developer.
  • GFI Group, provides wholesale brokerage, electronic execution and trading support products to institutional clients.
  • GFI Software, a computer security software company makers of GFI LanGuard.
  • Global Financial Integrity, a think tank based in Washington, DC.
  • Go4It, a children's magazine programme on BBC Radio 4.