FP4 may refer to:

• CFP4, an International Civil Aviation Organization airport code for McQuesten Airport, Yukon, Canada
• FP4 plus, a black-and-white photographic film by Ilford Photo, latest version being called FP4 Plus or FP4+
• Fourth Framework Programme (FP4), a European Union Research Project
• The Roland FP4, an electric piano

• Clement Moody
• Clement Moore Butler
• Clement Muchiri Wambugu
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• Clement of dunblane
• Clement of ireland
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• Clement of Ohrid
• Clement of rome
• Clement of sardice
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• Clement O'Leary
• Clement O. Miniger
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• Clementon School District
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• Clement Pitt Benning