The Grumman F-14 Tomcat is an American jet fighter aircraft.
F14, F.XIV, F.14 or F-14 may also refer to:
- Fokker F.XIV, a 1920s Dutch cargo plane
- Fokker F-14, a 1929 American transport aircraft
- Ferrari F14 T, a Formula One racing car
- Farmall F-14, a model of Farmall tractor
- Fluorine-14 (F-14 or 14F), an isotope of fluorine
- F14, a former Swedish Air Force Base, now Halmstad Airport