- For the mainstream character of the same name, see John Greene. For alternate reality characters or other characters with the same name, see John Greene (mirror), and John Greene (Pendragon reality).
In 2367, John Greene was the commanding officer of a starship made to look like the USS Prospect. In reality, he was a clone being remotely-controlled by an unknown force aboard the USS Des Plaines that went missing two years earlier near the Federation-Tzenkethi border. (Star Trek: The Prospect Chronicles: "The Tzenkethi Incident", "Live to Tell")