The former “Bond girl” said she is “locked up at home” following her diagnosis, and urged fans to “take care” of themselves.
Sharing a photo of the view from her window on Instagram, the Ukraine-born French actor wrote: “Locked up at home after having tested positive for Coronavirus. I’ve actually been ill for almost a week now.
“Fever and fatigue are my main symptoms. Take care of yourself and do take this seriously!”
The 40-year-old star, who played Camille Montes in 2008′s Quantum Of Solace, shared the message in both English and Russian.
Olga’s well-wishers included fellow actor Milla Jovovich, who said: “Oh my god, feel better lady! We’re praying for you.”
Hollywood stars Tom Hanks and Rita Wilson, Arsenal head coach Mikel Arteta, and Chelsea footballer Callum Hudson-Odoi are among the high-profile people who have already been diagnosed with coronavirus.
On Sunday, model Heidi Klum revealed that she was being tested, and was in isolation away from her husband Tom Kaulitz.