EXR may refer to:

• Exeter (Amtrak station), New Hampshire, United States; Amtrak station code EXR
• EXR (clothing), a Korea-based clothing company
• OpenEXR, a High Dynamic Range image file format standardized by Industrial Light and Magic
• An abbreviation for a "cacodemon" (see List of Enochian angels)
• EXR color filter array, an image sensor technology for digital cameras developed by Fujifilm
  • some of Super CCD devices using that filters bear the name "EXR"
• ExR, Etta Bond & Raf Riley's musical side project
• Epoxy resin

• Large Spotted Flat
• Large spotted flat
• Large-spotted red pentila
• Large-spotted Red Pentila
• Large spotted triton
• Large sprite
• Large Sprite
• Large-spurred digger wasp
• Largest
• Largest African stadia
• Largest African stadiums
• Large Standing Figure (Knife Edge)
• Large Standing Figure: Knife Edge
• Large Standing Woman I
• Large star
• Largest art museums in the world
• Largest Asian stadia
• Largest Asian stadiums
• Largest atolls
• Largest attendance at a college football game
• Largest bee
• Largest bones
• Largest bridges in China
• Largest California wildfires
• Largest cargo airports in the United States