F1 (disambiguation)

F1 or F-1 can refer to:

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• Formula One, grand prix racing
• F1 Racing, a Formula One magazine
• McLaren F1, a Supercar based on Formula One technology
• Formula One (game), the official licensed video game franchise from Sony Computer Entertaiment Europe.
• F1, a category of a weak tornado on the Fujita scale
• F1 hybrid, a type of hybrid seed or plant
• USS F-1 (SS-20), an F-class submarine of the United States Navy
• HMS F1, an F-class submarine of the Royal Navy, launched in 1915
• F-1 (rocket engine)
• Mitsubishi F-1, fighter/attack aircraft of the Japan Air Self-Defense Force
• A function key on a computer keyboard, often used for accessing online help
• An "f one" or "F 1", slang for a first-degree felony