Chess Records royalty: Howlin' Wolf, Muddy Waters and Bo Diddley. Some of the core riffs created by them and others were the basis of a wide amount of Rock n' Roll. Many or their (and labelmate Chuck Berry's) songs were copied by many famous Rock n' Roll bands and artists such as The Beatles, The Rolling Stones, The Beach Boys and Eric Clapton.
Willie Dixon, a Chicago blues artist & songwriting legend. He wrote or co-wrote over 500 songs and his work has been recorded by some of the best-known blues musicians of his era, including Muddy Waters, Howlin' Wolf, Little Walter, and Buddy Guy.
Luther "Snake Boy" Johnson (August 30, 1934 – March 18, 1976) was a Chicago blues and electric blues guitarist, singer and songwriter. He was also known as Luther "Snake" Johnson or Luther "Georgia Boy" Johnson, and was otherwise billed as both Luther King and Little Luther (under the latter he recorded for Chess Records in the 1960s). A man of many names and much talent.
Buddy Guy - 100 Greatest Guitarists: David Fricke's Picks
A key influence on Eric Clapton, Jimi Hendrix and Stevie Ray Vaughan, Buddy Guy put the Louisiana hurricane in 1960s electric Chicago blues as a member of Muddy Waters' band and as a house guitarist at Chess Records.