Pierre Jacques Dormoy (November 25, 1825, in Couthenans, Haute-Saône, France – July 30, 1892, in Bordeaux, Gironde) was a French engineer, inventor, industry captain, the creator of the Dormoy foundries as well as a political and economic personality in Bordeaux. His political activities in Bordeaux were instrumental in arousing the political vocation of his son, Albert Dormoy, an MP for the Gironde département.[1]