F1 is Formula One, the highest class of auto racing sanctioned by the FIA.

F1, F01, F.I, F.1 or F-1 may refer to:

Military craft and weapons

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Science and technology

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Computing

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Science

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Transport

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Other

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  • F1 helmet, a French firefighting helmet
  • Canon F-1, a 1971 35 mm single-lens reflex camera

Sports and Entertainment

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Video games

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Other uses

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  • F-1 visa, a visa category to enter United States as a student
  • F1 or Foundation Year 1, the first year of the UK Foundation Programme for postgraduate medical practitioners
  • f1, Family 1, a group of Greek gospel manuscripts