The canton of Lorris is a canton of the Loiret département, in the Centre-Val de Loire région of France. 37 of its 38 communes are part of the arrondissement of Montargis.

Since the French canton reorganisation which came into effect in March 2015, the communes of the canton of Lorris are:

• November 10, 1833 - July 7, 1850, Pierre Barthélémy Garnier, doctorate in Medicine and the mayor of Montargis
• July 7, 1850 - June 15–17, 1861, Louis Henri Prochasson,
• June 15–17, 1861 - June 12, 1870, Michel Félix de Violaine, inspector of the forests
• June 12, 1870 - June 30, 1901, Charles Joseph Nouette-Delorme, doctorate in medicine and mayor of Ouzouer-des-Champs
• June 30, 1901 - December 14, 1919, Louis Lucien Naudin
• December 14, 1919 - January 5, 1936, Marceau Thomas
• January 5, 1936 - March 7, 1937 - Constant Renard
• March 7, 1937, Constant Leturcq
• 1996 -, Guy Parmentier

47°53′N 2°35′E / 47.883°N 2.583°E / 47.883; 2.583