Marc Sadane is an American R&B and soul singer, best known for his work in the late 1970s and early 1980s. He is particularly recognized for his distinctive vocal style that blends elements of soul, funk, and pop music. Sadane's most influential work is arguably his 1981 album "One-Way Love Affair," produced by James Mtume and Reggie Lucas, which achieved significant success on the R&B charts. Despite his relatively short career, Sadane's music has left a lasting impression on the R&B genre.