Meaning & History
Longueuil is derived from the French word "long", meaning long, and the suffix "-euil", which is a place-naming suffix in French. The name likely refers to the area's long shape or a notable long piece of land near the river. It is named after the Longueuil family, who were important settlers and landowners in the region during the French colonial period. The name was officially adopted in the early 19th century.