IPD may refer to: Medicine Idiopathic Parkinson's disease Impulsive personality disorder In-patient department Inter-pupillary distance, the distance between the center of the pupils of the two eyes Invasive pneumococcal disease Organizations International Product Development, also known as IPD USA or IPD Volvo, is a USA-based manufacturer and seller of automotive parts for Volvo cars, such as the Volvo C30 Initiative for Policy Dialogue, an organization based at Columbia University Chartered Institute of Personnel and Development, a professional association for human resource management professionals Police departments Indianapolis Police Department, former police department of Indianapolis and preceding agency of the Indianapolis Metropolitan Police Department Independence Police Department (Missouri), police department of Independence, Missouri Inglewood Police Department, Inglewood, California Irvington Police Department, police department of Irvington, New Jersey Other uses Initial professional development Independence Day (1996 film), a 1996 American science fiction disaster film Integrated passive devices Iterated prisoner's dilemma, in game theory Integrated powerhead demonstrator, a rocket engine Integrated project delivery, a project delivery method Individual participant data, a method for conducting a meta-analysis See also IDP (disambiguation)