Vice admiral

Vice Admirals generally command the numbered fleets around UNSC controlled space that make up the naval components of each of the regional unified commands. Of the five numbered fleets, four have command ships which act as the Vice Admiral's flagship.

known Vice Admirals

 * Vice Admiral Danforth Whitcomb
 * Vice Admiral Gerov
 * Vice Admiral Preston Cole
 * Vice Admiral Margaret O. Parangosky