Lenny; Abigail; Sean; Shot in the back of the head by a sniper; Died from unknown cause; Killed by lawmen during bank robbery; Dutch; Hosea; Javier; Killed by Pinkertons; Jumps off cliff after being cornered by John; Either killed by John or executed by U.S. Government; Jack Marston; Son of Abigail and John, only known surviving gang member, avenges John's death, before living life as an outlaw, and dying of heart disease somewhere in the 1970s
