Norberto Aníbal Napolitano (10 March 1950 – 25 February 2005), popularly known as Pappo, was an Argentine rock musician, guitarist, singer and songwriter. One of the most influential figures in Argentine music, he was a forerunner of Argentine rock, heavy metal and blues.
He is considered by various Argentine musicians, by the public and by the specialized press as the best guitarist in the history of Argentine rock, while B. B. King considered him one of the best guitarists of all time.