T2: The Future War is a novel of the Terminator franchise. It was published in 2003 by the author S.M. Stirling. Although not strictly part of the Terminator story, Terminator 3: Rise of the Machines has borrowed concepts from it and its prequels, T2: Rising Storm and T2: Infiltrator. It is a probable alternate reality in the Terminator universe.

Characters (in order of appearance)

• John Connor, future leader of the Human Resistance
• Sarah Connor, John's mother
• Dieter von Rossbach, stepfather of John and husband of Sarah Connor, and the unwitting model of the T-800 Model 101 terminators.
• Ninel Petrikoff, a Luddite
• Skynet, self-aware military A.I. The antagonist of the story.