Olivia Carnegie-Brown (born 28 March 1991 in Westminster, London) is a British rower. She won a silver medal in the women's eight at the 2016 Summer Olympics.
She was educated at Queen Anne's School in Caversham, Berkshire and attended Oxford Brookes University. While at school at Caversham, Carnegie-Brown started her rowing career on GB Rowing Team's Start programme. For three years she trained under Eira Parry.