Elizabeth Spencer was an American writer. Spencer's first novel, Fire in the Morning, was published in 1948. She wrote a total of nine novels, seven collections of short stories, a memoir, and a play. Her novella The Light in the Piazza (1960) was adapted for the screen in 1962 and transformed into a Broadway musical of the same name in 2005. She was a five-time recipient of the O. Henry Award for short fiction.

The Light in the Piazza is a musical with music and lyrics by Adam Guettel, and a book by Craig Lucas.