The canton of Tomblaine () is a former French canton located in the department of Meurthe-et-Moselle in the Lorraine region (now part of Grand Est). It was created on January 26, 1982, from 11 communes of the canton of Saint-Nicolas-de-Port. It is now part of the canton of Saint-Max.
The last general councillor from this canton was Jean-Pierre Laurency (PS), elected in 2011.
The canton of Tomblaine grouped together 12 municipalities and had 24,089 inhabitants (2012 census without double counts).