Marquise Brinvillier

Alexandre Dumas, père, born Dumas Davy de la Pailleterie (July 24, 1802 – December 5, 1870) was a French writer, best known for his numerous historical novels of high adventure which have made him one of the most widely read French authors in the world. Many of his novels, including The Count of Monte Cristo, The Three Musketeers, and The Man in the Iron Mask were serialized, and he also wrote plays and magazine articles and was a prolific correspondent. Wikipedia