Piu Marie Eatwell (born November 6, 1970) is a British-Indian author based in Paris, France.
She is most popularly known for her true-crime novel, "Black Dahlia, Red Rose".
It was named Book of the Year by The Times Newspaper and was regarded as one of the best true-crime stories in The New York Times.
She is also the author of They Eat Horses, Don't They? The Truth About The French, which won the 2014 Next Generation Indie Award for multicultural nonfiction.
She has also produced and researched several historical documentaries for BBC, ITV, and Channel 4.