The canton of Nancy-Sud () is a former French canton located in the department of Meurthe-et-Moselle in the Lorraine region (now part of Grand Est). Created in 1879 from the canton of Nancy-Est, it was modified in 1973 to form the canton of Saint-Max and in 1997 during the creation of the canton of Malzéville.
The last general councillor from this canton was Nicole Creusot (PS), elected in 2004.
The canton of Nancy-Sud was made up of a fraction of the commune of Nancy and had 22,858 inhabitants (2012 census without double counts).