ICP may refer to:

Arts and entertainment

  • Instant Composers Pool, a Dutch free jazz musical cooperative
  • Insane Clown Posse, an American hip hop duo

Businesses and organisations

Businesses

  • ICP srl, Italian aerospace and automotive manufacturer
  • International Comfort Products, an American air conditioning and heating company
  • Imperial College Press, a British publishing house

Education

  • Catholic University of Paris (Institut Catholique de Paris), France
  • Clodomiro Picado Research Institute (Instituto Clodomiro Picado), a research center in Costa Rica
  • International College Program, a Disney International Program

Politics

  • Immigration Control Platform, a political group in Ireland
  • Indochinese Communist Party, 1930–1945, a predecessor of the Communist Party of Vietnam
  • International Communist Party, the name of a number of left communist international political parties
  • Iraqi Communist Party

Other organisations

  • Institute for Conflict Transformation and Peacebuilding, a Swiss non-governmental organization
  • Instituto de Cultura Puertorriqueña ('Institute of Puerto Rican Culture')
  • International Center of Photography, a museum in New York City, US
  • International Comparison Program, a partnership of statistical administrations guided by the World Bank

Science and technology

  • ICP license (Internet Content Provider license), a permit to permit China-based websites to operate in China
  • Inductively coupled plasma, a type of plasma source
  • Initial Connection Protocol, of the ARPANET Network Control Program
  • Integrated circuit piezoelectric sensor, a piezoelectric sensor
  • International Cataloguing Principles, bibliographical cataloging standards for libraries
  • Internet Cache Protocol, for coordinating web caches
  • Intracranial pressure, inside the skull
  • Intrahepatic cholestasis of pregnancy
  • Intrinsically conducting polymer, organic polymers that conduct electricity
  • Iterative closest point, a point cloud registration algorithm

Other uses

  • Indonesian Crude Price, a price index for crude oil from Indonesia.