Bob Bain (Robert Furniss, Chicago, Illinois, January 26, 1924 - July 03, 2018) was an American jazz guitarist. Bain’s amazingly prolific career began in the mid-1940s, in the renowned big bands of Harry James, Tommy Dorsey, and Buddy Rich. Later, while a staff guitarist at Capitol Records, Bain accompanied legends such as Frank Sinatra, Nat King Cole, Peggy Lee, and Ella Fitzgerald. The esteemed film composer Henry Mancini regularly called upon Bain, and, through the years, they developed an enduring professional relationship.