Johan Witteveen

Hendrikus Johannes "Johan" Witteveen (12 June 1921 – 23 April 2019) was a Dutch economist, retired politician and author. He was a member of the Senate (1958–63; 1971–73) and the House of Representatives (1963; 1965–67) for the People's Party for Freedom and Democracy.
He was Minister of Finance (1963–65; 1967–71) and managing director of the International Monetary Fund (1973–78). He also wrote books on Universal Sufism and economics.
He was the father of Willem Witteveen.