Starfleet flag officers
In the history of Starfleet, many officers have held the various flag officer ranks: (commodore, rear admiral, vice admiral, admiral, and fleet admiral).

List of prime reality flag officers

Fleet admirals

  (Commander in chief)
 Bob (Chief of Staff, Starfleet Operations)
 Cartwright (Starfleet Command)
  (Commander in chief)
 Morrow (Commander, Starfleet)
 Shanthi (Starfleet Command)

Admirals

 
 Bullock (Starfleet Command)
 
 Nsomeka (Starfleet Academy)
  (Pathfinder Project)
 
 T'Lara
 Terral
  (Starfleet Headquarters)

Vice admirals

 
 Chekote (Starbase 227)
 , MD
 Dougherty (Sector 441)
 
  (Starfleet Command)
 Fujisaki (Deputy Chief of Starfleet Intelligence)
 Gromek
 Haden (Lya III)
 Haftel (Starfleet Research, Galor IV)
 
 
 
 Hendricks
  (Chief, Starfleet Security)
  (Commander, Deep Space 3)
 
 
 Kennelly
 Leyton (Chief of Starfleet Operations)
  (Tactical Command; Starfleet Command)
 Nakamura (Starbase 173)
 
 
 Patterson (Utopia Planitia Fleet Yards)
  (Starbase 375)
 
  (Starfleet Command; Tactical Command)
 Toddman (Starfleet Security)

Rear admirals

Rear admiral
  (Superintendent, Starfleet Academy)
 Cobum
  (Chief of Starfleet Operations; Starfleet Academy)
  (Starfleet Command)
  (Starfleet Intelligence)
 Rollman (Starbase 401)
 
 Savar (Starfleet Command)
 Shukar
 Sitak
Rear admiral lower half
 
  (Starfleet Command)

Commodores 

  (Ambassador-at-Large)
 Barstow
  (CO, )
 Enwright (Starbase 6)
  (NX Program)
  (Starbase 11)
 Oh (Chief of Starfleet Security)
 Probert
 Stocker (Commander, Starbase 10)
  (Portmaster, Starbase 11)
 Travers (Commander, Cestus III outpost)
  (CO, )

Other

  (Starfleet Command)
  (Chief of Staff)
 

  (Judge Advocate General)

  (Starfleet Command; Fleet Operations)
 Brackett

 
 Budrow (Starbase 29)
 
 Colti
  (Commanding officer, Starfleet Command)
 
 Drazman (Commanding officer, Proxima Maintenance Yards)
 
 Gardner (Starfleet Command)
 Gilhouly
 Gupta
 Hahn (Superintendent, Starfleet Academy)
 Hastur
  (Sector 9)
 , MD
  (Starbase 97)
 Mitsuya
 
  (Starbase 12)
 

 Nimembeh (Starfleet Command)
 Ngomo
 Nogura
  (Starfleet Command; Exploratory Division)
 Raner (Chief, Starfleet Security)
  (Chief of staff)
 Shanthi (Starbase 234; Starbase 247)

 Veta
 Westervliet
 
  (Starfleet Administration; Starfleet Command)

Illusory flag officers

 Jean-Luc Picard was shown to be a full admiral in a fictional 2383 created by Barash. ()
 Patrick impersonated a full admiral in 2373. ()
 Q impersonated an admiral in 2364 ()

Unnamed flag officers

Fleet admirals
 Starfleet Command briefing attendee, 2293

Admirals
 Federation Council member, 2286
 Federation Council member, 2286
 Federation Council member, 2286
 Starfleet Command briefing attendee, 2293
 Starfleet Command briefing attendee, 2293

Vice admirals
 Starfleet Headquarters admiral, 2151
 Enterprise launch ceremony attendee, 2151
 Coalition of Planets attendee, 2155
 Federation founding ceremony attendee, 2161
 Federation Council member, 2286
 Federation Council member, 2286
 Federation Council member, 2286
 Starfleet Command briefing attendee, 2293
 Bajor admission ceremony Human attendee, 2373
 Bajor admission ceremony Vulcan attendee, 2373
 Unidentified Pathfinder Project female, 2376
 Unidentified Pathfinder Project male, 2376
 Unidentified Pathfinder Project male, 2378

Rear admirals
 Starfleet Headquarters admiral, 2151/2154
 Enterprise launch ceremony attendee/Coalition of Planets attendee, 2151/2155
 Starfleet Command briefing attendee, 2293
 Enterprise-B maiden voyage attendee, 2293
 Klingon Civil War adviser, 2368
 Bajor admission ceremony attendee, 2373

Commodores
 Starfleet Headquarters commodore, 2143/2152/2154
 Coalition of Planets attendee, 2155
 Federation Council member, 2286
 Federation Council member, 2286

Others
 Starfleet Headquarters admiral, 2143/2154
 Enterprise launch ceremony attendee, 2151
 Federation Council member, 2286
 Federation Council member, 2286
 Federation Council member, 2286
 Federation Council member, 2286
 Federation Council member, 2286
 Federation Council member, 2286
 Starfleet Chief of Operations, 2375
 Starfleet Command briefing attendee, 2293
 Starfleet Command briefing attendee, 2293
 Starfleet Command briefing attendee, 2293
 Starfleet Command briefing attendee, 2293
 Starfleet Command briefing attendee, 2293
 Starfleet Command briefing attendee, 2293
 Starfleet Command briefing attendee, 2293
 Starfleet Command briefing attendee, 2293
 Bajor admission ceremony Bolian attendee, 2373
 Bajor admission ceremony Human attendee, 2373
 Pathfinder Project female, 2378
 Pathfinder Project male, 2378
 Vulcan admiral, 2360s

List of alternate reality flag officers

Fleet admiral
  (Head of Starfleet)

Admirals
  (Starfleet Command)
  (Starfleet Command)
  (Starfleet Command)
  (Starfleet Command)
  (Starfleet Command)
 
  (Starfleet Headquarters)

Vice admiral
 Yellowstone-class presentation female, 2373
 Yellowstone-class presentation male, 2373

Commodore
  (Starbase Yorktown)

Other
  (alternate reality)

Unnamed flag officers
 Daystrom Conference Room meeting attendee, 2259
 Daystrom Conference Room meeting attendee, 2259
 Head of Starfleet Security, 2371
 Headquarters personnel, 2259
 Memorial attendee, 2259
 Memorial attendee, 2259

List of mirror universe flag officers

Fleet admiral
  (Commander, )

Admiral
  ()

List of alternate future flag officers 

A list of flag officers seen in parallel universes:

 Nakamura (Admiral)
  (Admiral; Starbase 247)
  (Vice admiral; Starfleet Academy)

Other
 MacIntyre

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Flag officers