Jimmie Lawrence Vaughan Jr. is an American blues rock guitarist and singer based in Austin, Texas. He is the older brother of the late Texas blues guitarist Stevie Ray Vaughan.

Stephen Ray Vaughan was an American musician, best known as the guitarist and frontman of the blues rock trio Stevie Ray Vaughan and Double Trouble. Although his mainstream career spanned only seven years, he is regarded as one of the most influential musicians in the history of blues music, and one of the greatest guitarists of all time. He was the younger brother of guitarist Jimmie Vaughan.