The Canton of La Guerche-sur-l'Aubois is a canton situated in the Cher département and in the Centre-Val de Loire region of France.

An area of forestry and farming in the valley of the Aubois river, in the northeastern part of the arrondissement of Saint-Amand-Montrond centred on the town of La Guerche-sur-l'Aubois.

At the French canton reorganisation which came into effect in March 2015, the canton was expanded from 9 to 22 communes:[2]