Type D or D-Type may refer to:
Science D-type asteroid Type D personality, a concept used in the field of medical psychology Petrov type D, an algebraic classification
Technology Type D plug, a type of electrical power plug Type-D destroyer, ships of the Imperial Japanese Navy Type D escort ship, ships of the Imperial Japanese Navy Type D submarine, submarines of the Imperial Japanese Navy Avro Type D, a 1911 aircraft Caudron Type D, a 1911 aircraft Blackburn Type D, a 1912 aircraft Handley Page Type D, a 1910 aircraft D type Adelaide tram
Motor vehicles Jaguar D-Type, a sports racing car Honda D-Type, a motorcycle Audi Type D, a car Auto Union Type D, a Grand Prix racing car
See also Class D (disambiguation) Model D (disambiguation)