Marilyn Horne (born January 16, 1934) is an American mezzo-soprano opera singer. She specialized in roles requiring beauty of tone, excellent breath support, and the ability to execute difficult coloratura passages.

She is a recipient of the National Medal of Arts, the Kennedy Center Honors, and has won four Grammy Awards. Marilyn Horne was born in Bradford, Pennsylvania, to Berneice and Bentz Horne. Her parents were both politicians, with her mother serving as city assessor of the Fifth Ward and her father appointed as McKean County assessor.