F13
# F13

F13, F 13, F.13 or F-13 may refer to:

* F 13 Norrköping, a former Swedish Air Force wing
* F-13 Superfortress, B-29 Superfortress bombers modified for photographic recon duties
* Junkers F.13, the world's first all-metal airliner
* LSWR F13 class, a 1905 British 4-6-0 steam locomotive model
* Florencia 13, a Hispanic gang in Los Angeles
* Fluorine-13 (F-13 or $^{13}F),$ an isotope of fluorine
* Stephen King's F13, a video game
* $f^{13},$ Family 13, a group of Greek gospel manuscripts
* Friday the 13th, which is considered an unlucky day in Western superstition
* Friday the 13th (franchise), a series of horror films
* Triskaidekaphobia, the fear of the number 13
* a function key labeled F13 on some computer keyboards
* the ICD-10 code for Mental and behavioural disorders due to use of sedatives or hypnotics
* a third generation BMW 6 Series coupe
* Samsung Galaxy F13, an Android-based smartphone manufactured by Samsung Electronics.
