Jimmy Vivino (born January 10, 1955 in Paterson, New Jersey) is an American guitarist, keyboard player, singer, producer and music director. He is a member of The Tonight Show Band, the house band on The Tonight Show with Conan O'Brien and its predecessor, Late Night with Conan O'Brien on NBC, and has served as bandleader for both shows when regular bandleader Max Weinberg goes on tour with Bruce Springsteen and the E Street Band. Vivino has also played with many rock bands, including being a member of Beatles tribute band The Fab Faux.