Vini «Mad Dog» Lopez is an American drummer. Between 1968 and 1974 Lopez backed Bruce Springsteen in several bands, including Steel Mill and the E Street Band. He also played on Springsteen’s first two albums, Greetings from Asbury Park, N.J. and The Wild, the Innocent and the E Street Shuffle. After leaving the E Street Band, Lopez went on to play drums with numerous Jersey Shore bands, including The Lord Gunner Group. Since 2004 he has led his own band, Steel Mill Retro, which has performed and recorded original Springsteen songs from the Steel Mill era, as well as serve as mentor to emerging artists such as The Ries Brothers.
In April 2014, Lopez was inducted by Bruce Springsteen into the Rock and Roll Hall of Fame as a member of the E Street Band and is now an ambassador for the Rock Hall. Vini Lopez was an E Street Band founder with Bruce Springsteen and Danny Federici and is also in the NJ Hall of Fame with E Street Band.