D. Mirabello was an United Earth Starfleet officer in the 22nd century.
In January of 2155, Mirabello worked in Flight Dynamics at the Fleet Operations Center on Earth. Mirabello's office was located in room 1106. (ENT: "Demons" set artwork)
Mirabello's name was seen on directory listings seen on the set of "Demons".
D. Mirabello was named after Enterprise production associate Doug Mirabello.