Dorothy Morrison is an American gospel and soul singer best known for her powerful, husky vocals. She rose to fame in 1969 as the lead vocalist on "Oh Happy Day," a gospel song released by the Edwin Hawkins Singers, which became an international hit and one of the most celebrated gospel songs of all time. Often credited with bringing contemporary gospel music to a wider audience, Morrison's distinctive voice and style have had a lasting impact on the genre. Throughout her career, she has also recorded blues, jazz, and pop music, demonstrating her versatile vocal talent.