- For the primary universe counterpart, see Miles O'Brien.
General Miles O'Brien is a male Human who is a flag officer in the Confederation of Earth during the early 25th century.
In 2401, O'Brien was the field officer fighting the Dominion Alliance War. (PIC episode: "Penance")
In a continuation of this timeline, O'Brien was still a General of the Confederation of Earth in 2402. (Star Trek: Confederation)