Gayle McCormick (November 26, 1948 – March 1, 2016) was an American singer, best known for her work with the rock band Smith. She attended Pattonville High School in Maryland Heights, Missouri and sang high soprano with the Suburb Choir, a 150-voice unit that performed annually with the St. Louis Symphony. Her recording and performing career stretched from 1965-76. McCormick started her career singing songs by Aretha Franklin, Gladys Knight and Tina Turner before joining Smith.