Minnie Julia Riperton Rudolph (November 8, 1947 – July 12, 1979) was an American singer-songwriter best known for her 1975 single "Lovin' You" and her four octave D3 to F♯7 coloratura soprano range. She is also widely known for her use of the whistle register and has been referred to by the media as the "Queen of the Whistle Register."