1. Snow White: A character from the Brothers Grimm fairy tale "Snow White and the Seven Dwarfs," who is poisoned by the Evil Queen with an apple.
2. Cleopatra: The last active ruler of the Kingdom of Egypt, who is believed to have committed suicide by poisoning herself to avoid capture by the Romans.
3. Joan of Arc: A French peasant girl who led the French army to several important victories during the Hundred Years' War, but was later captured and burned at the stake by the English, allegedly after being poisoned.
4. Catherine de' Medici: Queen of France from 1547 to 1559, who was rumored to have been involved in several poisonings, including that of her husband King Henry II.
5. Lucrezia Borgia: An Italian noblewoman and the daughter of Pope Alexander VI, who was known for her beauty and intelligence but also accused of poisoning several of her enemies and rivals.
6. Queen Anne of Denmark: Queen consort of England, Scotland, and Ireland from 1603 to 1619, who died under suspicious circumstances, with some historians suggesting that she may have been poisoned.