Margot, Lady Fenring is a fictional character from the Dune universe created by Frank Herbert. She is featured in Herbert's Dune (1965), and is a major character in the Prelude to Dune prequel trilogy (1999–2001) and the 2008 novel Paul of Dune by Brian Herbert and Kevin J. Anderson. She later appears in the Caladan Trilogy (2020–2022). Margot is the Bene Gesserit wife of Count Hasimir Fenring, a close friend of the Padishah Emperor Shaddam IV, but is loyal to the Sisterhood. Léa Seydoux portrays Margot in Denis Villeneuve's 2024 film Dune: Part Two. Source: Wikipedia (en)