Lissac

Lissac may refer to:


 * Lissac, Ariège, in the Ariège department
 * Lissac, Haute-Loire, in the Haute-Loire department
 * Lissac-et-Mouret, in the Lot department
 * Lissac-sur-Couze, in the Corrèze department
 * Lissac, a French eyewear company, renamed Silor, a predecessor to Essilor