In the mirror universe, Pejor was a Klingon military officer who served in the Klingon Imperial Fleet during the 24th century In the 2340s, Pejor served as the communications officer aboard the IKC Tlhab. He was responsible for telling Melekh that Captain Druja was occupied and unable to talk at the moment. (STA - Mirror Universe short story: "The Traitor") It is unknown whether or not Pejor has a counterpart in the primary universe.