Willie Harper is an American rhythm and blues singer known for his contributions to the New Orleans music scene in the 1960s and 1970s. His style, heavily influenced by gospel and soul, is characterized by passionate vocals and a dynamic rhythmic delivery. Harper is particularly noted for his collaborations with producer and songwriter Allen Toussaint, with whom he created several successful singles for the local label, Nola Records. His most influential work includes the hit song "I Don't Need You Anymore," which remains a classic in the genre.