Faithful Ruslan, subtitled The Story of a Guard Dog (Russian: Верный Руслан. История караульной собаки), is a novel by Soviet dissident writer Georgi Vladimov. It is a story of a guard dog from a Gulag labor camp, told from the point of view of the dog itself. The story begins from the moment the labor camp is closed and demolished, includes the dog's best reminiscences of its past, and ends with the dog's violent death. According to the author, the purpose of the novel was "to see the hell through the eyes of a dog who assumes it is a paradise".