Sonny Boy Williamson II (Glendora, Mississippi, 5 december 1899 – Helena, Arkansas, 25 may 1965) was an American blues musician.he was known as Sonny Boy Williamson, Sonny Boy Williamson II, Willie Williamson, Willie Miller, Little Boy Blue, The Goat and Footsie. Sonny Boy Williamson II was an illegitimate son of Millie Ford. Later, he took the surname of his stepfather to Jim Miller. In the 1930s , he performed in Mississippi and Arkansas. He met other musicians such asElmore James, Big Joe Williams, Robert Lockwood, Jr. and Robert Johnson.