Jean-François Théodore (5 December 1946 – 18 May 2015) was a French businessman, President, Chairman and CEO of Euronext N.V., deputy CEO and Head of Strategy of NYSE Euronext Inc. for Euronext N.V and chairman of its Managing Board.
He began his career at the Treasury Department in the Ministry of Economy and Finance, where he worked from 1974 to 1989. During this time he held multiple posts: Head of the Office of African States and the franc zone from 1980 to 1982, the Office of foreign investments in France and French overseas investments between 1982 and 1984, Deputy Director of Credit Institutions from 1984 to 1986 and Deputy Director, Head of the Finance and Holdings Department from 1986 to 1990, which included working alongside Jean-Claude Trichet on large privatization campaigns.
In 1990 Théodore became the Chairman and CEO of Société des Bourses Françaises (SBF), the main French Cash financial market at the time.[He led the SBF to transform and modernize, moving its trading to an electronic platform. During his tenure in SBF he continued his active participation in the affairs of the European finance and Stock exchanges. Between 1993 and 1994 he was the president of International Federation of Stock Exchanges (FIBV) and from 1998 to 2000 he served as the president of the Federation of European Stock Exchanges.
Following the move to Euro, Théodore saw that consolidation was the future of the financial markets. Through his efforts, in 1999, various French Markets (MATIF, MONEP, New Market) merged into a single company Paris Stock Exchange (Paris Bourse SA).
INSEAD Transcultural Leadership Award (24 April 2007).
Théodore was married to Claudine, a dermatologist. They have three children. In September 2014 he was diagnosed with a brain tumor, and died on May 18, 2015.