The Canton of Nontron is a former canton of the Dordogne département, in France. It was disbanded following the French canton reorganisation which came into effect in March 2015. It consisted of 8 communes, which joined the canton of Périgord Vert Nontronnais in 2015. It had 8,810 inhabitants (2012).

The lowest point is 115 m in the commune of Javerlhac-et-la-Chapelle-Saint-Robert, the highest point is in Abjat-sur-Bandiat at 355 m, the average elevation is 197 m. The most populated commune was Nontron with 3,212 inhabitants (2012).

The canton comprised the following communes:

Year	Population
1962	9,398
1968	10,240
1975	9,885
1982	9,574
1990	9,435
1999	9,101

• Arrondissements of the Dordogne department
• Cantons of the Dordogne department
• Communes of the Dordogne department

45°33′N 0°39′E / 45.550°N 0.650°E / 45.550; 0.650