Her work was sampled by numerous rap and hip-hop acts including Wu-Tang Clan, Mary J. Blige and Diddy.
Her songs were covered by Johnnie Taylor, The Staple Singers, Sam & Dave, Albert King, Joan Baez, Buddy Guy, Paul Weller, Sammy Davis Jr., Ann Peebles, Otis Clay, Joe Cocker, Freddie King, B.B. King and Bobby "Blue" Bland.