T12
- 100 mm anti-tank gun T-12
- Bacteriophage T12
- Circular Head language
- Cooper T12
- Dallara T12
- Estonian national road 12
- Gokiso Station
- Higashi-Sapporo Station
- Isotta Fraschini T12
- Kyoto Shiyakusho-mae Station
- Monzen-Nakachō Station
- Moriguchi Station (Osaka)
- Prussian T 12
- Rio Grande 168
- Sambommatsu Station (Kagawa)
- Slingsby T.12 Gull
- Soyuz T-12
- Sukhoi T-12 Shturmovik-90
- T-12 Cloudmaker
- T-12 sniper rifle
- T-12 tank
- T12 (classification)
- T12 (satellite)
- T12 lamp
- T12 road (Tanzania)
- Thoracic spinal nerve 12
- Twelfth thoracic vertebra
- Île-de-France tramway Line 12 Express