Sandy Horne is a Canadian musician best known as the bassist for the rock band The Poppy Family. The band gained popularity in the late 1960s and early 1970s, particularly for their hit song "Which Way You Goin'?" Horne's contributions to the band helped shape their distinctive sound, blending elements of rock and folk. In addition to her work with The Poppy Family, Horne has been involved in various musical projects throughout her career. She has collaborated with other artists and continues to be recognized for her influence in the Canadian music scene.