Maxwell Headroom was a Starfleet officer in the 24th century. He was a flag officer with the rank of vice admiral in 2364. That year, he was an officer in the Starfleet Mission Operations Division, then in the Starfleet Planetary Geosciences Division. In his time at the first agency, he sent orders about the testing of the Mark 25 warp sensor to Captain Mary van de Ven of the USS Elmer Fudd and fuel allotment request to the captain of the USS Copernicus. At the other agency, he sent an order about the exploration of Gamma Argus II to Captain Seth Goldberg. For the Copernicus captain and Goldberg, he had a special request: The admiral requested the captains to send acknowledgement of the receipt of their orders through subspace com net security mode 045, code 100 alpha. His name, rank, and current assignments were mentioned in each of the order's headings.(TNG: "Conspiracy", mission order #1; mission order #2; mission order #3)
He was named after the 1980s fictional artificial intelligence character Max Headroom. This character was portrayed by Matt Frewer, who later guest-starred in "A Matter of Time".