PEF, PeF, or Pef may stand for the following abbreviations:

  • Palestine Exploration Fund
  • Peak expiratory flow
  • PEF Private University of Management Vienna
  • Pentax raw file (see Raw image format)
  • Pentecostal European Fellowship
  • Perpetual Education Fund
  • Perpetual Emigration Fund
  • Pinellas Education Foundation, a nonprofit organization based in Florida
  • Polyethylene 2,5-furandicarboxylate, a bioplastic material
  • Preferred Executable Format
  • Primary energy factor
  • Princeton Evangelical Fellowship, a Christian campus ministry at Princeton University
  • Public Employees Federation, the New York state public employees union that is a member of AFL-CIO
  • Punjab Education Foundation, a governmental education body in the Punjab, Pakistan

PEF may also refer to:

  • the nickname of actor Pierre-François Martin-Laval