Bertha Antoinetta Rochester (née Mason) is a character in Charlotte Brontë's 1847 novel Jane Eyre. She is described as the violently insane first wife of Edward Rochester, who moved her to Thornfield Hall and locked her in a room on the third floor.
Feel free to suggest your favorite fictional character (or fictionalized historical figure- for fandoms like Six, Hamilton, or Reign) for songs that you think fit them!