T9 may refer to:
Military
edit- M4 cannon, the 37 mm Automatic Gun, known as the T9 during development
- M22 Locust, an airborne light tank, known as the T9 during development
- German torpedo boat T9
People
edit- Tech N9ne (born 1971), hip hop artist
- Fernando Torres (born 1984), former footballer nicknamed "T9"
Physiology
editProducts
edit- Sony Cyber-shot DSC-T9, a digital camera
- Yepp, the Samsung YP-T9 MP3 player
- T-9, a Ford manual transmission also known as Type 9
Transportation
edit- Tramway T9, a tram line in Île-de-France
- Former IATA code for TransMeridian Airlines
- Northern Line (Sydney), a rail service numbered T9
- LSWR T9 class, a British locomotive class
- Prussian T 9, a German steam locomotive
- Van Hool T9, a line of touring buses
- T9 road (Tanzania), a road in Tanzania
Other uses
edit- T9 (predictive text), an input technology for mobile phones
- T9, a fluorescent lamp tube format designation
- A tornado intensity rating on the TORRO scale