Diamond Jack may refer to:
Diamond Jack, a Michigan car ferry "Diamond Jack", a song by Wishbone Ash from the 1977 album Front Page News "Diamond Jack", an episode from the 1982–83 season of Three's Company Diamond Jack and the Queen of Pain, a 1983 album by Kevin Ayers Diamond Jack Duggan, a henchman of The Joker in Batman comics Louis Alterie (1886–1935), American gangster
See also Jack Diamond (disambiguation) Jack of Diamonds (disambiguation) John Diamond (disambiguation)