Andrey Viktorovich Gryazev (Russian: Андрей Викторович Грязев; born 15 February, 1982; Moscow, USSR) is a Russian documentary filmmaker, cinematographer, editor and producer.

Author of several short and full-length documentaries. Gryazev's films are participants of more than 50 international festivals (Berlin, Leipzig) and winners of various prizes: "Silver Centaur" in St. Petersburg, the nomination of the Russian Film Academy "Nika", the Grand Prix of Artdokfest and the Grand Prix of the festival in Krakow. Two-time winner of the national award "Laurel Branch". The second film "Miner's Day" became the best film of our time at the festival "Texture" in Perm. The third feature film "Tomorrow" (the story of the art group War) was the first Russian documentary film by a participant of the Berlinale in the Forum program. In 2012, he was nominated for the Sutherland Award for Best European Directorial Debut at the 56th BFI London Film Festival.