Greta Onieogou (; born 14 March 1991) is a Canadian actress, best known for her roles as Layla Keating in the All American drama series, Keri Madsen in the CBS series Ransom, Themis in the CBC series Murdoch Mysteries, and as Soraya Duval in the Canadian drama Heartland.
Onieogou was born in Leningrad, Russian SFSR, Soviet Union, to Nigerian-Russian parents. When Onieogou was five, she moved with her parents to Toronto. She used to be a rhythmic gymnast and worked with Alexandra Orlando for a couple months during her training.
In 2018, Onieogou was cast in the pilot for All American.
In 2019, Onieogou started her own YouTube channel.
Onieogou is fluent in English and Russian.
She is married to drummer Jon Foster. https://www.zola.com/registry/jonandgreta