Paul-Joseph Le Moyne de Longueuil

Paul-Joseph Le Moyne de Longueuil (September 17, 1701 – May 12, 1778) was a seigneur and colonial army officer in New France and governor of Trois-Rivières from 1757 to 1760.

The son of Charles le Moyne de Longueuil, Baron de Longueuil and Claude-Élisabeth Souart d’Adoucourt, he was born in Longueuil and entered the army in France in 1717, becoming lieutenant in 1719. In 1726, he became lieutenant in the colonial army and commander of Fort Frontenac; the following year, Longueuil became captain of his owner company. From 1728 to 1730, he took part in the unsuccessful campaign against the Foxes. In October 1728, he married Marie-Geneviève Joybert de Soulanges; through this marriage, he acquired the seigneuries of L’Islet-du-Portage, Pointe-à-l’Orignal on the Ottawa River and Soulanges. In 1729, he was granted the seigneury of Nouvelle-Longueuil. Several of these properties were located on major fur trading routes. He became commandant of Fort Saint-Frédéric in 1739.