Joris Jacob Clemens Voorhoeve (born 22 December 1945) is a retired Dutch politician, diplomat of the People's Party for Freedom and Democracy (VVD) and political scientist.

Voorhoeve worked as a researcher at the Johns Hopkins University before finishing his thesis at his alma mater and graduated as a Doctor of Philosophy in Political science.

After the election of 1994 Voorhoeve was appointed as Minister of Defence and was given the portfolio of Netherlands Antilles and Aruba Affairs in the Cabinet Kok I taking office on 22 August 1994.

After the election of 1998 Voorhoeve wasn't offered a position in the new cabinet (which would later fall after a report of the Srebrenica massacre[3]) and returned to the House of Representatives on 19 May 1998 serving again as frontbencher and spokesperson for Kingdom Relations.

Voorhoeve retired from active politics at 65 and became active in the public sector as a non-profit director and served on several state commissions and councils on behalf of the government, and worked as a distinguished professor of Peace and conflict studies, International relations and Public administration at The Hague University and at his alma mater in Leiden from January 2011 until March 2018.

Voorhoeve assumed responsibility for the party's defeat in the election, but continued to serve in the House of Representatives as a frontbencher chairing the Parliamentary Committee for Defence.

In December 1990, Voorhoeve was nominated as executive director of the Institute of International Relations Clingendael and he resigned as a Member of the House of Representatives upon his appointment on 10 January 1991.

Voorhoeve also served as a Distinguished Professor of Governmental studies and International relations at Leiden University from December 1990 until August 1994.

After retiring from politics, Voorhoeve became active in the public sector and occupied numerous seats as a corporate director and nonprofit director on supervisory boards of companies such as Oxfam, Trilateral Commission, Organisation for Scientific Research, Carnegie Foundation, Rutgers Nisso Group, Global Partnership for the Prevention of Armed Conflict, Institute for Multiparty Democracy, European Centre for Nature Conservation, International Institute of Social History, Institute of International Relations Clingendael and the Royal Academy of Arts and Sciences.