Lonnie McIntosh (July 18, 1941 – April 21, 2016), better known by his stage name Lonnie Mack, was an American rock, blues, and country singer-guitarist. As a featured artist, his recording career spanned the period from 1963 to 1990. He remained active as a performer into the early 2000s. Mack played a major role in transforming the electric guitar into a lead voice in rock music.