Researching Frans Andriessen

Andriessen studied Law at the Utrecht University obtaining an Master of Laws degree. Andriessen worked for a construction institute in Utrecht from October 1953 until February 1967 and as CEO from July 1961. Andriessen was elected as a Member of the House of Representatives after the election of 1967 on 23 February 1967 and served as a frontbencher chairing the House Committee for Public Housing Reform and spokesperson for Housing. On 16 August 1971 the Party Leader and Parliamentary leader Gerard Veringa took a medical leave of absence and Andriessen was selected as his interim successor on 16 August 1971. On 28 September 1971 Veringa unexpectedly announced that he was stepping down as Leader and Andriessen was anonymously selected as his permanent successor on 1 October 1971. For the election of 1972 Andriessen served as Lijsttrekker (top candidate) and following a successful cabinet formation with Labour Leader Joop den Uyl formed the Cabinet Den Uyl with Andriessen opting to remain as Parliamentary leader. After the election of 1977 Andriessen was appointed as Minister of Finance in the Cabinet Van Agt I taking office on 19 December 1977. After the election Van Agt returned as a Member of the House of Representatives and became the Parliamentary leader taking office on 8 June 1977 and subsequently resigned from the cabinet on 8 September 1977. Following a successful cabinet formation with Liberal Leader Hans Wiegel Van Agt formed the Cabinet Van Agt I and became Prime Minister of the Netherlands taking office 19 December 1977. On 22 February 1980 Andriessen resigned after disagreeing over new austerity policies. Andriessen continued to be active in politics and was elected as a Member of the Senate after the Senate election of 1980 on 16 September 1980 and served again as a frontbencher and spokesperson for Finances.

In November 1980 Andriessen was nominated as the next European Commissioner in the Thorn Commission, and was given the heavy portfolios of Competition and Parliamentary Relations taking office on 6 January 1981. In December 1984 Andriessen was re-nominated for a second term in the First Delors Commission, and given the portfolios of Agriculture and Fisheries and was appointed as First Vice-President taking office on 6 January 1985. In November 1988 Andriessen was re-nominated for a third term in the Second Delors Commission, and was given the heavy portfolios of External Relations and Trade and kept his position of First Vice-President serving from 6 January 1989 until 6 January 1993.

Andriessen retired from active politics at 62 and became active in the private and public sectors as a corporate and non-profit director and served on several state commissions and councils on behalf of the government and as a occasional diplomat for economic and diplomatic delegations, and worked as a professor of European integration at his alma mater from March 1990 until September 2009. Following his retirement Andriessen continued to be active as a advocate and lobbyist for more European integration. Andriessen was known for his abilities as a skillful negotiator and effective consensus builder and continued to comment on political affairs as a statesman until his is death in March 2019 at the age of 89. He holds the distinction as the second longest-serving Dutch European Commissioner with .