Johan Witteveen

Afterwards he became the Managing Director of the International Monetary Fund, serving from 1 September 1973 until 18 June 1978. From 1978 to 1985 he was the first chairman of the Washington-based economics body, the Group of Thirty. He became member of the Royal Netherlands Academy of Arts and Sciences in 1980.

He then became Minister of Finance in the Marijnen cabinet serving from 24 July 1963 until 14 April 1965. He then served as a Member of the House of Representatives again from 21 September 1965 until 5 April 1967, when he returned as Minister of Finance and Deputy Prime Minister serving from 5 April 1967 until 6 July 1971 in the De Jong cabinet. He again returned to the Senate, serving from 8 June 1971 until 1 September 1973.

Witteveen became a Member of the Senate after the death of Anthonie Nicolaas Molenaar, taking office on 23 December 1958 serving as a frontbencher and spokesperson for Finances and deputy spokesperson for Economic Affairs and Small business. Witteveen was elected as a Member of the House of Representatives after the election of 1963, he subsequently resigned as a Member of the Senate the same day he was installed as Member of the House of Representatives, taking office on 5 June 1963. Following the cabinet formation of 1963 Witteveen was appointed as Minister of Finance in the Cabinet Marijnen, taking office on 24 July 1963. The Cabinet Marijnen fell on 27 February 1965 after a disagreement in the coalition about reforms to the public broadcasting system and continued to serve in a demissionary capacity until the cabinet formation of 1965 when it was replaced by the Cabinet Cals on 14 April 1965. Witteveen returned as a distinguished professor of Public economics at the Rotterdam School of Economics on 1 September 1965. Witteveen subsequently returned as a Member of the House of Representatives after the resignation of Lambertus Oldenbanning, taking office on 21 September 1965 serving as a frontbencher chairing the parliamentary committee for Finances and spokesperson for Finances and deputy spokesperson for Economic Affairs. After the election of 1967 Witteveen was again appointed as Minister of Finance and became Deputy Prime Minister in the Cabinet De Jong, taking office on 5 April 1967. Witteveen served as acting Minister of Economic Affairs from 7 January 1970 until 14 January 1970 following Leo de Block's resignation. In February 1971 Witteveen announced that he wouldn't stand for the election of 1971 but wanted to return to the Senate. After the Senate election of 1971 Witteveen returned as a Member of the Senate, taking office on 8 June 1971 serving as a frontbencher chairing the parliamentary committee for Finances and spokesperson for Finances and Economic Affairs. Following the cabinet formation of 1971 Witteveen per his own request asked not to be considered for a cabinet post in the new cabinet, the Cabinet De Jong was replaced by the Cabinet Biesheuvel I on 6 July 1971. In August 1973 Witteveen was nominated as the next Managing Director of the International Monetary Fund (IMF), he resigned as a Member of the Senate the same day he was installed as Managing Director, serving from 1 September 1973 until 18 June 1978.

Witteveen worked as an economist at the Bureau for Economic Policy Analysis under Jan Tinbergen and Fred Polak from 1947 until 1963. He is a member of the People's Party for Freedom and Democracy (VVD). He served as a Senator from 23 December 1958 until 5 June 1963 and as a member of the House of Representatives from 5 June 1963 until 24 July 1963.

On 3 March 1949 Witteveen married Liesbeth de Vries Feijens (born 1 April 1920). They had four children, three sons, and one daughter. Willem Witteveen (1952–2014), Paul Witteveen (1955–1979), Raoul Witteveen and their daughter (born 1960). Liesbeth de Vries Feijens died on 25 November 2006 at the age of 86. His eldest son Willem Witteveen was also a politician, professor and author, he like his father had served in the Senate. Willem Witteveen, his wife and daughter died on 17 July 2014 when Malaysia Airlines Flight 17 was shot down over Ukraine. Witteveen was also a first cousin once removed of the in 2004 murdered filmmaker Theo van Gogh. Witteveen died on 23 April 2019 in his home in Wassenaar at the age of 97 years, 315 days.

Witteveen retired after spending 20 years in national politics and became active in the private sector and public sector and occupied numerous seats as a corporate director and nonprofit director on several boards of directors and supervisory boards (Rockefeller Foundation, Tinbergen Institute, Group of Thirty, Institute of International Relations Clingendael, Society for Statistics and Operations Research and the Helen Dowling Institute) and served on several state commissions and councils on behalf of the government (SEO Economic Research, Cadastre Agency and Statistics Netherlands) and as an advocate and lobbyist for Sufism and Financial regulation. Witteveen was also a prolific author, having written more than a dozen books since 1947 about Politics, Finances, Economics, Business and Sufism.

Witteveen attended the Gymnasium Erasmianum in Rotterdam from June 1933 until June 1939 and applied at the Rotterdam School of Economics in June 1939 majoring in Economics. On 10 May 1940 Nazi Germany invaded the Netherlands and the government fled to London to escape the German occupation. During the German occupation Witteveen continued his study obtaining a Bachelor of Economics degree in June 1941 but in April 1943 the German occupation authority closed the Rotterdam School of Economics. Following the end of World War II Witteveen returned to the Rotterdam School of Economics and worked as a student researcher before graduating with a Master of Economics degree in December 1945 and worked as an associate professor of Financial economics at the Rotterdam School of Economics from December 1945 until July 1947 when got a doctorate as an Doctor of Philosophy in Financial economics. Witteveen worked as a researcher for the Bureau for Economic Policy Analysis (CPB) from April 1945 until July 1947 and as a professor of Financial economics at the Rotterdam School of Economics from July 1947 until 24 July 1963. He also served as Rector Magnificus of the Erasmus University Rotterdam from 1 January 1951 until 1 January 1952.

Hendrikus Johannes "Johan" Witteveen (12 June 1921 – 23 April 2019) was a Dutch politician and economist who served as the fifth managing director of the International Monetary Fund (IMF) from 1973 to 1978.

Witteveen was born on 12 June 1921 in Zeist in the province of Utrecht. He is the son of architect Willem Gerrit Witteveen and Anna Maria Wibaut and the grandson of Social Democratic politician Floor Wibaut. He went to the public secondary school Gymnasium Erasmianum in Rotterdam. He studied economics at the Netherlands School of Economics from 1939 to 1946. He received his PhD in 1947 with the dissertation Loonhoogte en werkgelegenheid (Height of wages and employment). His advisor was Nobel Prize laureate Jan Tinbergen.