Eudoria Holmes

Lady Eudoria Vernet Holmes is a central character in The Enola Holmes Mysteries series by Nancy Springer. She is the mother of Mycroft, Sherlock, and Enola Holmes. After the death of her husband, she raised her daughter Enola herself. Eudoria's disappearance forms the central mystery of the first novel in the series, The Case of the Missing Marquess (2006), as Enola realizes her mother may have been planning something larger.

She is portrayed by Helena Bonham Carter in the 2020 film adaptation of the novel.