Auguste Théophile Léger (January 4, 1852 – October 28, 1923) was a Canadian politician from the province of New Brunswick. Born in Cocagne, Kent County, New Brunswick, the son of Francois Auguste and Sophia Eleanore (Bertrand) Léger, Léger was educated in public schools in Cocagne. He was a farmer and later worked for the Intercolonial Railway on constructionwork at Nappan, Nova Scotia. He served his apprenticeship in the blacksmith trade with his brother and moved to Saint-Louis, New Brunswick where he worked as a blacksmith. He later worked in the lumber business. Léger was postmaster of Saint-Louis from 1882 to 1891.