Hayes McMullan (January 29, 1902 – May 1986) was an American Delta blues singer, guitarist and songwriter. He was also employed at various times as a sharecropper and as a deacon and was a civil rights activist.
McMullan's first major recorded work was released in February 2017, over 30 years after his death, and was drawn from recordings he made in 1967 and 1968 in Tallahatchie County, Mississippi.