Defence Committee or Defense Committee may refer to:

Government

Canadian House of Commons Standing Committee on National Defence Canadian Senate Standing Committee on National Security and Defence Committee on Defence (Sweden) Defence Committee (Australia) Defense Committee (Soviet Union) Defence Committee of the Cabinet (Pakistan) Defence Select Committee, UK Foreign Affairs and Defense Committee, Israel International Relations and Defence Committee, UK National Defence and Armed Forces Committee, France Standing Committee on Defence (India) State Defense Committee in the Soviet Union

Militias Defense Committees, in Spanish Civil War

Solidarity campaigns Black Action Defence Committee, Canada Lawyers Military Defense Committee, USA Leonard Peltier Defense Committee National Rosenberg Defence Committee, UK Partisan Defense Committee, USA Workers' Defence Committee, Poland

See also Committee on Military Affairs (disambiguation) Committee for the Defense of the Revolution (disambiguation)