Diana Ringo is a Finnish film director, composer and visual artist. She is best known for the films Quarantine (2021) and 1984 (2023).

Quarantine is a Russian-Finnish dystopian drama film written and directed by Diana Ringo. The film premiered on 14 September 2021 in Blagoveschensk, Russia. Moscow premiere was held on 4 October at KARO Oktyabr. The film is an official non-English language Golden Globes 2022 entry.