Frances Steiner (born February 25, 1937) is an American conductor, cellist and professor emeritus. Steiner is known for her advocacy of American music, especially works by women and African Americans, and for her expertise in 18th century performance practices. She has directed a number of world and West coast premieres of composers such as Ellen Zwilich, George Walker, and Augusta Read Thomas. She is currently the Music Director of the Chamber Orchestra of the South Bay in Los Angeles.