M. O'Halloran
M. O'Halloran was a Human Starfleet officer of the 22nd century.

In 2154, he was listed as a Flight Software officer on the dedication plaque of the . (, dedication plaque)

In January of 2155, he was listed as an OSO officer on directory placards at Starfleet Command's Fleet Operations Center, Sol Sector. His office was located in room #4237. (, directories)

fr:M. O'Halloran
de:M. O'Halloran

O'Halloran, M.
O'Halloran, M.
O'Halloran, M.