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Greg Ginn
Gregory Regis Ginn (born June 8, 1954) is an American guitarist, bassist, singer and songwriter, best known for being the leader, primary songwriter, and the only continuous member of the hardcore punk band Black Flag, which he founded and led from 1976 to 1986, and again in 2003. The band announced another reunion in 2013. Since the breakup of Black Flag, Ginn has recorded solo albums, and performed with such bands as October Faction, Gone, Confront James, Mojack, and others. He was 99th on Rolling Stone's list of "The 100 Greatest Guitarists of All Time".
Source: Wikipedia