Ennemond Alexandre Petitot (1727-1801) was a French-born architect, mainly active in the Duchy of Parma.
He was born in Lyon in 1727, and by 1741, he had joined the studio of the architect Jacques Soufflot.
From there he moved under a grant to study architecture in Rome, and was there recruited by the prime minister Guillaume du Tillot to become the architect of the recently installed Bourbon Dukes in Parma.
His projects envisioning updating the Duchy along the lines of the Neoclassical style regnant in France.
Among his architectural projects in the Duchy of Parma With the fall of minister du Tillot, and later the dislocations occurring Northern Italy after the French Revolution, the influence and scope of commissions for Petitot waned.