Denis Osokin was born in Kazan in 1977.
He studied psychology at Warsaw University and is a graduate of the philology department of Kazan University. As a writer of short stories he has won several prestigious prizes. He also worked in television in Kazan, where his projects included documentaries on the culture and traditions of the people of the Volga region. The screenplay of Silent Souls, adapted by Osokin from his own novel, won him the Best Screenplay Award at the 2010 APSA and Mar Del Plata Film Festival. The film also won multiple awards at the 67th Venice Film Festival, including the FIPRESCI Prize.