Lady Jessica is a fictional character from the DUNE novel series. She is the concubine of Duke Leto Atreides and the mother of his son and heir, Paul Atreides. Despite her status as a concubine, she is treated as the Duke's wife due to the couple's love for each other. As a member of the Bene Gesserit, a religious order of nuns with powers, she possesses mind controlling powers using her voice, and knows the "weirding way" of martial arts combat.