Nan Wynn, born Masha Vatz (May 8, 1918 – March 21, 1971) was an American big-band singer, and Broadway and film actress. She sang and recorded throughout the 1930s and 1940s with the Emery Deutsch, Rudy Vallee, Eddie Duchin, Richard Himber, Hal Kemp, Hudson-DeLange, Raymond Scott, Teddy Wilson and Freddie Rich orchestras. For about nine months early in her career, she performed as Suzanne.