FHB may refer to:

  • FHB Mortgage Bank, Hungary's largest mortgage re-financer bank
  • Félix Houphouët-Boigny
  • First Hawaiian Bank, a bank based in Hawaii that is descended from a bank founded by Charles Reed Bishop.
  • Flexor hallucis brevis muscle
  • Flowers of Hard Blood
  • Failure History Buffer, the error reports of the On Board Software on Spacebus 4000 satellites from Thales Alenia Space)