Joy Davidman (born Helen Joy Davidman; 18 April 1915 – 13 July 1960) was an American poet and writer. She was Jewish and of Polish and Ukrainian descent. She won the Yale Series of Younger Poets Competition in 1938 and the Russell Loines Award for Poetry in 1939 for her book of poems, "Letter to a Comrade". She was the author of several books, including two novels. She was also the wife of C. S. Lewis. She died of bone cancer four years after the marriage.