Bill Simon (July 1, 1920 – August 20, 2000) was an American songwriter, musician and music critic. He was a contributor to the music business in the mid-20th century, notably as a jazz commentator for Billboard Magazine and other publications. His liner notes can still be found on many record albums of the era. He discovered the jazz clarinetist Tony Scott; they shared an apartment for 5 years and Simon was Scott's first manager. They remained lifelong friends.