Donna Murphy is an American actress, best known for her work in musical theater. A five-time Tony Award nominee, she has twice won the Tony for Best Actress in a Musical: for her role as Fosca in Passion (1994–1995) and as Anna Leonowens in The King and I (1996–1997). She was also nominated for her roles as Ruth Sherwood in Wonderful Town (2003), Lotte Lenya in LoveMusik (2007), and Bubbie/Raisel in The People in the Picture (2011).

Passion is a one-act musical, with music and lyrics by Stephen Sondheim and a book by James Lapine. The story was adapted from Ettore Scola's 1981 film Passione d'Amore, and its source material, Iginio Ugo Tarchetti's 1869 novel Fosca. Central themes include love, sex, obsession, illness, passion, beauty, power and manipulation. Passion is notable for being one of the few projects that Stephen Sondheim himself conceived, along with Sweeney Todd and Road Show.