Admiral Brendan Dillon was a senior Starfleet officer in the 24th Century. He was a flag officer based out of Starbase 42. In 2377, he attended a conference aboard Deep Space 9 featuring a debriefing from Captain Patrick Ingrum regarding the augment Khan. When Patrick suggested Dr. Alan Murrow could be a potential informant, Admrial Dillon asked questions about Dr. Murrow's augments and, in particular, Patrick's personal insights about his wife, Bridget. (USS Baldwin: "Frontiers")