SFR may refer to:

• Single family residence, a real estate term
• Swiss franc (sFr)
• Swiss Federal Railways, the Swiss national railway. The abbreviation SFR is not used in the company's official name.
• Sodium-cooled fast reactor
• Société française radio-électrique
• Société Française de Radiotéléphonie
• Something for Rockets (band)
• Società per le strade ferrate romane, an Italy railway company of the 19th century
• Special Function Register (used in microcontroller documentation)
• Strange Famous Records, a record label
• Superior Friction Reduction, a lubricants manufacturer
• Socialist Federal Republic or Socialist Federative Republic
• Société Française de Rhumatologie
• Société Française de Radiologie

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