The Republic of Burundi is a member of the following international organizations.
- Central African Customs and Economic Union (UDEAC)
- Coordinating Committee on Export Controls (COCOM)
- Economic and Monetary Community of Central Africa (CEMAC)
- International Atomic Energy Agency (IAEA)
- International Bank for Reconstruction and Development (IBRD)
- International Chamber of Commerce (ICC)
- International Committee of the Red Cross (ICRC)
- International Criminal Police Organization (Interpol)
- International Energy Agency (IEA)
- International Finance Corporation (IFC)
- International Fund for Agricultural Development (IFAD)
- International Hydrographic Organization (IHO)
- International Labour Organization (ILO)
- International Olympic Committee (IOC)
- International Organization for Migration (IOM)
- International Red Cross and Red Crescent Movement (ICRM)
- International Telecommunication Union (ITU)
- International Telecommunications Satellite Organization (ITSO)
- Inter-Parliamentary Union (IPU)
- Organisation internationale de la Francophonie (OIF)
- Organisation of Islamic Cooperation (OIC)
- United Nations (UN)
- United Nations Environment Program (UNEP)
- United Nations High Commissioner for Refugees (UNHCR)
- United Nations University (UNU)
- World Confederation of Labour (WCL)
- World Federation of Trade Unions (WFTU)
- World Food Program (WFP)
- World Health Organization (WHO)
- World Intellectual Property Organization (WIPO)
- World Tourism Organization (UNWTO)