(1805-1894). The niece of Rebecca Gratz through her sister Richea Gratz and Samuel Hays, Sarah Ann Hays wrote the first biography of her famous aunt. She also create a beautiful commonplace book that is now at AJHS.
- Sarah Ann Hays Mordecai, Recollections of My Aunt, Rebecca Gratz (1893)
- Biography of Sarah Ann Hays Mordecai at Jewish Women’s Archive.