# F1 (disambiguation)

F1 is Formula One, the highest class of auto racing sanctioned by the FIA.
F1, F01, F.I, F.1 or F-1 may also refer to:

## Military craft and weapons

* F1 grenade (disambiguation), several types of hand grenade
* F 1 Hässlö, a former Swedish Air Force wing
* F1 SMG, an Australian submachine gun
* Dassault Mirage F1, a French combat aircraft
* FCM F1, a 1940 French super-heavy tank
* Fokker F.I, a German fighter triplane
* HMS F1, an F-class submarine of the Royal Navy, launched in 1915
* HMS Kelly (F01), a 1938 British Royal Navy K-class destroyer
* Kampfgeschwader 76, from its historic Geschwaderkennung code with the Luftwaffe in World War II
* Mitsubishi F-1, a fighter/attack aircraft of the Japan Air Self-Defense Force
* North American F-1 Fury, the FJ known as the F-1 from 1962 onward
* Sopwith Camel F.1, a 1916 British World War I single-seat fighter biplane
* USS F-1 (SS-20), an F-class submarine of the United States Navy
* Felixstowe F.1, a Seaplane Experimental Station-designed flying boat
* Fokker F.I (1919), an abortive design that served for the 1916 Fokker F.II airliner construction
* Avion MAI F-1, a sporting biplane
* FR F1, a French precision rifle

## Science and technology
### Computing

* F1, a computer Function key
* F1, an Office Assistant in Microsoft Office
* F1 Magazine, a Syrian monthly computer magazine published in Arabic
* Google F1, Google's SQL database management system (DBMS)
* Oppo F1, a 2016 smartphone by Oppo Electronics
* POCO F1, a 2018 smartphone by Poco (smartphone)

### Science

* F-1 cubesat, a picosatellite developed in Vietnam
* F1 hybrid, a first-generation hybrid (or crossbreed) animal or plant
* F1-isoprostane, a type of isoprostane
* F$_1$ layer, a layer of the ionosphere
* F1 score, a statistical performance measure of a test or classifier
* Vascular dementia's ICD-10 code
* F1, a tornado intensity rating on the Fujita scale
* f$_1$, the formant with the lowest frequency in acoustics and phonetics
* F-1 (nuclear reactor), the oldest operating research reactor
* NIST-F1, a cesium fountain clock and the United States' primary time and frequency standard
* F$_1$, the field with one element

### Transport

* BMW F01, an automobile platform
* BYD F0 or BYD F1, a car manufactured by BYD Auto
* F1, the project codename and development designation of the first Lexus vehicle
* Ford F-Series, includes the F-1 pickup truck
* Finnish Steam Locomotive Class F1
* F-01 (Michigan county highway)
* F1 Taksim–Kabataş funicular line, a railway line in Istanbul, Turkey
* McLaren F1, a sports car
* NCC Class F1, a Northern Counties Committee Irish steam locomotive
* Rocketdyne F-1 rocket engine
* SECR F1 Class, a South Eastern and Chatham Railway, British steam locomotive
* SP&S Class F-1, an American steam locomotive class, of the Spokane, Portland and Seattle 700
* SpaceX Falcon 1 space launch rocket
* Sydney Ferries' Manly ferry services, known as the F1

### Other

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

## Sports and entertainment

* F1 (classification), a wheelchair sport classification
* F1 Powerboat Racing
* Formula One (disambiguation)
* F1 Racing, a Formula One magazine
* F1 (film), an upcoming American film starring Brad Pitt

### Gaming

* F-1 (arcade game), a 1976 electro-mechanical game by Namco
* F1 (video game), a 1993 multiformat game by Domark/Tengen
* F1 (video game series), a racing video game franchise

## Other uses

* F-1 visa, a visa category to enter United States as a student
* Foundation Year 1, the first year of the UK Foundation Programme for postgraduate medical practitioners
* f$^1$, Family 1, a group of Greek gospel manuscripts