Comic Book
Marvel
The Transformers (US)
- Buster Witwicky
- Sparkplug Witwicky
- Spike Witwicky
- Jesse
- "O"
- Mr. "O"
- G.B. Blackrock
- Josie Beller, aka Circuit Breaker
- Joey Slick
- Jake Lomax
- Donny Finkleberg aka Robot-Master
- Walter Barnett
- Burn-out
- Randy "Roadhog" Horton
- Felix
- Skunge
- Berko
- Jake "The Jackhammer" Jackson
- Clifford Dietz
- Ethel Stankiewicz aka Carissa Carr
- Jake Colton
- Rollie Friendly
- Cecilia Santiago
- General James Campbell
- Lee Gruber aka Thunderpunch
- Katrina Vesotzky aka Rapture
- Hector Dialonzo aka Dynamo
G.I. Joe And The Transformers
- Anthony "Tony" Duranti
- Mrs. Duranti
- Senator Barbara Larkin
- Senator Garcia
- Sgt. Slaughter
- Dr. McGrath
- Terence
- Agent Krunchkow
The Transformers (UK)
- Aethelric
- Richard Branson
- Mark Brookes
- George Cousins
- J.D.
- Professor Embrey
- Sammy Harker
- Roy Harker
- Zeke Heilmann
- Dr. Susan Hoffman
- Joy Meadows
- Professor Morris
- Cindy Newell
- Danny Phillips
- Jennifer Phillips
- Simpson
- Adam Reynolds
- Irwin Spoon
- Godwin the Strongarm
- General Carl Thompson
- Captain Whitley
Action Force
G.I. Joe Starring Snake-Eyes And Transformers Generation 2
Dreamwave
Prime Directive
- Buster Witwicky
- Sparkplug Witwicky
- Spike Witwicky
- Daniel Witwicky
- Carly Witwicky
- Adam Rook aka Lazarus
- General Robert Hallo
- President of the United States
- Defense Minister Dawson
- Larry
- Lou
- Manny
Keepers Trilogy
The President's Cabinet
- The Vice-President
- John (the Secretary of State.)
- Bill (The Chairman of the Joint Chief)
- Elisa
- Susan
- Allister Greaves
- Edmund Greaves
The Military
- General Michelle Grajkowski
- General Ben Fellows
- Lieutenant Vic Mellors
- Lieutenant Vern Fox
- Lieutenant Antoine Debussy
- Lieutenant Dave Langer
- Chuck “Chubby” Cherwonowitz
The Media
Generation 1 Ongoing
IDW
Infiltration
Cartoon
American Television Series
Season 1
Season 2
- Ali
- Auggie Cahnay
- Astoria Carlton-Ritz
- Beorht
- Bonnie Carlson
- Carly
- Dash Jordon
- Dinsmore
- Director
- Production assistant
- Doctor Fujiyama the Famous Scientist
- Furg
- Doctor Harding
- Doctor Paul Gates
- Elise Presser
- Getty's Brothers
- Hector Ramirez
- Harold Edsel
- Jeff
- Joan
- José
- Karen Fishook
- Larry
- Lord Chumley
- Luisa
- Martin
- Marty Minkler
- Mike
- Nimue
- Oktober Guard One
- Poplock
- Possum Brown
- Prince Jumal aka Hassan
- Professor Green
- Professor Haley
- Professor Robins
- Professor Teranova
- Raoul
- Rocksteady
- Roland
- Sean Berger
- Sir Aetheling the Red
- Sir Wigend du Blackthorne
- Sultan Salieen
- Dr. Soji Yoshikawa
- Winston
- Wolf
Season 3
- Abdul Fakkadi, Supreme Military Commander, President-for-Life, and King of Kings of the Socialist Democratic Federated Republic of Carbombya
- Daniel Witwicky
- Dashiell R. Faireborn aka Flint
- Dirk Manus
- Dr. Gregory Swofford
- Dr. Mark Morgan
- Jessica Morgan
- Marissa Faireborn
- Old Snake aka Cobra Commander
- Victor Drath
- Michelle (last name unknown)
Japanese Series
Manga
Fight! Super Robot Lifeform: The Transformers
The Headmasters
- Kane
- Masato
Victory
- Patty Minakaze
- Solon Sorakaze
G2
Cartoon
Super God Masterforce
Cybertrons
Cybertron Allies
Destrons
Destron Allies
Victory
- Jean Minakaze
- Irumina
- Joyce
- Rami
Zone
- Akira
Binaltech
- Shawn Berger, Jr
- General Garrison "Blitz" Kreiger aka General Blitz
- Count Von Rani aka Iron Klaw
Binaltech Asterisk
- Ai Kuruma
- Junko Shiragami
- Lumina Hoshi
Kiss Players
Ne Squad
Other
Organizations
- S.T.A.R.S.
- I.I.I aka Triple I
- G.I. Joe
- Cobra
- Oktober Guard
- The Concurence
- Screaming Eagles
- I.R.O.N Army
- S.K.A.R.
- E.D.C.
- R.A.A.T