William Elmo Tanner, known as Elmo Tanner (August 8, 1904 – December 20, 1990) was an American whistler, singer, bandleader and disc jockey, best known for his whistling on the chart-topping song “Heartaches” with the Ted Weems Orchestra. Tanner and Weems recorded the song for two different record companies within a period of five years. Neither recording was successful originally.