Susannah Melvoin (born January 26, 1964) is an American vocalist and songwriter, best known for her association with Prince in the mid-1980s.
Coming from a musical family, Melvoin is the twin sister of musician Wendy Melvoin, sister of Jonathan Melvoin (former touring keyboardist with The Smashing Pumpkins), and daughter of jazz pianist (and former NARAS president) Michael Melvoin.