Jacques Lesourne (26 December 1928 – 1 March 2020) was a French economist who was the director of the daily newspaper Le Monde from 1991 to 1994.

His most notable professor was Maurice Allais, a Nobel Prize winner.

Lesourne was head of economic services at Charbonnages de France from 1954 to 1957 and managing director at Groupe Sema from 1958 to 1975.

He was the director of the Interfuturs project at the OECD from 1976 to 1979 and an economics professor at the Conservatoire national des arts et métiers (CNAM) from 1974 to 1998.

[5] He was appointed to the Board of the Centre d'Etudes Prospectives et d'Informations Internationales on 6 November 2010.