The initialism LFP may refer to the:
- Least fixed point in mathematics.
- Local field potential in neuroscience and biochemistry, a measurement of cortical activity.
- Large format printer or Large format printing
- Lithium iron phosphate, a type of battery chemistry named after the cathode material used, LiFePO4.
- Lithium iron phosphate battery, LiFePO4 batteries
- Lake Forest Park a city in Washington, United States
- Little Five Points - district in Atlanta, Georgia
- Liga de Fútbol Profesional, commonly known as La Liga, is a professional football league in Spain.
- Ligue de Football Professionnel, is a professional football league in France.
- London Free Press, a daily newspaper in London, Ontario
- LFP, Inc. - Larry Flynt Publications
- Looking For Party - in Massively Multiplayer Online Role Playing Games (MMORPG)
- Link Fault Path-through - a link-loss notification technique in optical devices
- Lego Film Productions - A Lego filming company
- Limited Field Pilot - A test phase during a product or software development cycle
- Light-field pictures, photos taken by a light-field camera containing 4D light field information.
- The file format used by Lytro light-field cameras.