Biography Wikipedia
from Wikipedia:
Sonny Boy Williamson may refer to either of two 20th-century American blues harmonica players, who both recorded in Chicago:
Sonny Boy Williamson I (1914–1948), John Lee Curtis Williamson, "The Original Sonny Boy Williamson", born in Tennessee and associated with Bluebird Records (recordings from 1937 to 1948)Sonny Boy Williamson II (date unconfirmed–1965), Aleck "Rice" Miller, born in Mississippi and associated with Trumpet and Checker Records (recordings from 1951 to 1965)
