Defence Committee
- Black Action Defence Committee
- Canadian House of Commons Standing Committee on National Defence
- Canadian Senate Standing Committee on National Security and Defence
- Committee for the Defense of the Revolution (disambiguation)
- Committee on Defence (Sweden)
- Committee on Military Affairs (disambiguation)
- Defence Committee (Australia)
- Defence Committee of the Cabinet (Pakistan)
- Defence Select Committee
- Defense Committee (Soviet Union)
- Defense Committees
- Foreign Affairs and Defense Committee
- International Relations and Defence Committee
- Lawyers Military Defense Committee
- National Defence and Armed Forces Committee
- National Rosenberg Defence Committee
- Pan-Indianism
- Partisan Defense Committee
- Standing Committee on Defence (India)
- State Defense Committee
- Workers' Defence Committee