Donna Summer, born LaDonna Adrian Gaines in 1948, was an American singer-songwriter widely recognized as the "Queen of Disco" during the 1970s. Known for her mezzo-soprano vocal range, her music incorporated elements of R&B, pop, and rock. Some of her most influential works include "Love to Love You Baby" and "I Feel Love," both of which were pioneering in the development of electronic dance music. Summer's impact on the music industry remains significant, with her innovative sound influencing numerous artists across genres.