Jo Ritzen, Dutch economist and politician, Dutch Minister of Education
Jozef Marie Mathias "Jo" Ritzen (born 3 October 1945) is a retired Dutch politician of the Labour Party (PvdA) and economist.

Ritzen worked as researcher at the Delft Institute of Technology from July 1969 until June 1972 and at the Erasmus University Rotterdam from June 1972 until July 1976. Ritzen worked as a civil engineering consultant in Bangladesh from August 1976 until April 1978 and as a visiting professor of Education economics at the University of California, Berkeley from September 1978 until May 1979. Ritzen worked as an associate professor of Public economics at the Radboud University Nijmegen from May 1978 until January 1981 and a professor of Education economics at the Erasmus University Rotterdam from January 1981 until September 1982. Ritzen worked as a political consultant for the Labour Party from September 1982 until November 1989 and also as science advisor for the Leader of the Labour Party and Parliamentary leader of the Labour Party in the House of Representatives Joop den Uyl from September 1982 until July 1986. Ritzen also worked as a distinguished visiting professor at the Robert M. La Follette School of Public Affairs of the University of Wisconsin-Madison from February 1988 until November 1989. After the election of 1989 Ritzen was appointed as Minister of Education and Sciences in the Cabinet Lubbers III, taking office on 7 November 1989. In January 1994 Ritzen announced that he would not stand for the election of 1994. Rtizen served as acting Minister of Welfare, Health and Culture following the resignation Hedy d'Ancona dual serving in both positions from 16 July 1994. Following the cabinet formation of 1994 formateur Wim Kok approached incumbent State Secretary for Education and Sciences Job Cohen for the post of Minister of Education and Sciences in the new cabinet but Cohen per his own request asked not to be considered for a cabinet post as his wife was diagnosed with multiple sclerosis. Kok subsequently approached Ritzen to continued in the post as the newly renamed Minister of Education, Culture and Science in the Cabinet Kok I, taking office on 22 August 1994. In December 1997 Ritzen announced his retirement from national politics and that he wouldn't stand for the election of 1998, the Cabinet Kok I was replaced by the Cabinet Kok II on 3 August 1998.