IWP

IWP may refer to:

Education

 * The Institute of World Politics, Washington DC, US
 * International Writing Program, Iowa, US

Government and politics

 * International Workers Party, an American psychoanalytic-Marxist group (founded 1974)
 * Internationalist Workers Party (Fourth International), an American Trotskyist group (founded 1980)
 * Interview Waiver Program, for United States visa applicants

Science and technology

 * GSM Interworking Profile (DECT), a mobile telephony standard
 * Indo-West Pacific, a biogeographical region