Type D
- AC power plugs and sockets
- Audi Type D
- Auto Union Type D
- Avro Type D
- Blackburn Type D
- Caudron Type D
- Class D (disambiguation)
- D type Adelaide tram
- D-type asteroid
- Handley Page Type D
- Honda D-Type
- Jaguar D-Type
- Matsu-class destroyer
- Model D (disambiguation)
- Petrov type D
- Type D escort ship
- Type D personality
- Type D submarine