After graduating from high school, he goes to Sverdlovsk, where he enters the drama school. Then there was military service and study in Moscow at the Moscow Art Theater School. When he was still a student, director Grigory Aronov invited him to play the role of Andrei in the television film Unknown Soldier. The film based on the story of Anatoly Rybakov, telling about the indifferent attitude of the young generation to the events of the Great Patriotic War, was warmly received by the audience, and the young actor was remembered. In 1984 he graduated from the Moscow Art Theater School-Studio (course head IM Tarkhanov). Widespread fame came to the actor after the main role in the film Vadim Kostromenko “Secret Fairway”. Today, Anatoly Koteniov is one of the most popular Belarusian actors - many act in film in Russia. Works at the Minsk Theater actor's studio. Honored Artist of the Republic of Belarus (August 24, 2012).