Étienne Jean Bouchu (23 May 1714 – 5 September 1773) was a French ironworks expert and manufacturer.
Bouchu collaborated to the Descriptions des Arts et Métiers and to the Encyclopédie by Diderot for which he wrote the article Grosses forges.
He was in relation with the philosophers of the Encyclopédie,[1] a member of the Académie de Dijon and correspondent of the French Academy of Sciences.
He died in Arc-en-Barrois September 5, 1773 and is buried in the Saint-Hubert Chapel, where the family had a right on spoiler grave.
He also left two daughters, Frances and Catherine (1753 -1798), who married Louis Thomassin Montbel.