Jimmy Gibson was the husband of Eileen Corcoran.
An honest hard-working Irishman, Gibson worked on the docks and married Eileen in the late Twenties, fathering a young daughter, Caitlin. However, during a riot Gibson was bludgeoned to death with a lead pipe, the murder was pinned on one of Giuseppe Mariposa's goons. Luigi "Hooks" Battaglia tells Bobby Corcoran to tell Eileen that he is still looking for the guy that killed Gibson. Battaglia suggests one of Mariposa's goons was responsible for Gibson's death. However he never has the chance to find the killer. However Pete Murray is revealed to have been the killer after a dispute with Gibson.
It is not mentioned whether Corr Gibson is any relation.