Maeda, Kaoru
  KAORU  AJW, JWP, GAEA
 Teams:
  Honey Wings w/Mika Takahashi  AJW

Maedomari, Mika
  Crusher Maedomari  FMW
 Teams:
  Mad Dog Military w/Shark Tsuchiya  FMW

Maekawa, Kumiko
  Kumiko Maekawa  AJW

Mailhot, Brian
  Palmer Canon  WWE
  Brian Black  Independents

Maillet, Robert
  Kurrgan  WWF
  The Interrogator  WWF, USWA
  The Acadian Giant  Grand Prix Wrestling
 Teams:
  The Truth Commision w/Sniper, Recon & Tank  WWF, USWA
  Parade of Human Oddities  WWF

Manley, James   auch Mooneyham, Robert
  Jim Powers  WCW, WWF, WCCW
 Teams:
  Young Stallions w/Paul Roma  WWF

Manna, Michael
  Stevie Richards  WCW, ECW, NWA, WWF
  Bid Stevie Cool  WWF, ECW
  Stevie Flamingo  ECW
  Stevie Polo  ECW
  Steven Richards  WWF, WWE
 Teams:
  Blue World Order  ECW
  Right to Censor w/Bull Buchanan, The Goodfather & Val Venis
  The Alliance  WWF

Manriquez Gonzalez, Cesar Anselmo
  Medico Asesino
  El Medico

Mar Hernandez, Francisco Javier
  Suavecito

Mar, Victor Manuel
  Black Cat  AAA, NJPW, WCW
  Kuroneko  Mexico

Marconi, Lou
  Beefstew Lou Marconi

Marella, Robert
  Gorilla Monsoon  WWF
  Gino Marella

Maritato, James
  Little Guido  ECW
  James Stone  ECW
  Damian Stone  UWFI, Independents
  Guido Maritato  Independents
  James Maritato  ROH, Independents
  Nunzio  WWE
 Teams:
  Full Blooded Italians w/JT Smith  ECW
  Full Blooded Italians w/Tony Mamaluke  Independents
  Full Blooded Italians w/Chuck Palumbo & Johnny Stamboli  WWE
  The Sicilian Shooters w/Kid Kruel  Independents

Marquez, Pablo
  Pablo Marquez  WWF
  Babu  WWF
  El Puerto Ricano  ECW
  Ubas
  Pablo

Martin, Andrew
  Test  WWF, WWE
 Teams:
  T & A w/Albert  WWF
  The Un-Americans w/Lance Storm, Christian & William Regal  WWE
  The Alliance  WWF

Martin, Patrick
  Alex Shelley  NWA-TNA, ROH, Independents
 Teams:
  Generation Next w/Austin Aries, Roderick Strong & Jack Evans  ROH
  The Embassy w/Prince Nana, Jimmy Rave u.a.  ROH

Martin, Paul
  "Mr. Wonderful" Paul Orndorff  WWF, WCW, UWF
 Teams:
  Pretty Wonderful w/"Pretty" Paul Roma  WCW
  Old Age Outlaws  WCW

Martin, Troy
  Dean Douglas  WWF
  Shane Douglas  WWF, ECW, AL, WCW, NWA-TNA
 Teams:
  Dynamic Dudes w/Johnny Ace  WCW
  Triple Threat w/Dean Malenko & Chris Benoit  ECW
  Triple Threat w/Brian Lee & Chris Candido  ECW
  Triple Threat w/Chris Candido & Bam Bam Bigelow  ECW
  Revolution  WCW
  New Blood  WCW

Martinez, Frank
  Frank Martinez
  Blue Inferno II  Tennesse
 Teams:
  The Blue Infernos w/Blue Inferno I  Tennesse

Mason, Clarence
  Clarence Mason  WWF
  J. Biggs  WCW
 Teams:
  Harlem Heat 2000  WCW
  Camp Cornette  WWF
  Nation of Domination  WWF

Massaro, Ashley
  Ashley Massaro  WWE

Mata, Ismael
  Rey del Mar

Matsuda, Osamu
  El Samurai  NJPW, WAR
  Osamu Matsuda  NJPW

Matsumoto, Maiko
  Maiko Matsumoto  GAEA

Matsunaga, Mitsuhiro
  Mitsuhiro Matsunaga  Big Japan

Matthews, Darrin
  Lord Steven Regal  WCW, CWA
  Steve Regal  England, WCW, WWF, CWA
  William Regal  WWF, WWE
 Teams:
  Blue Bloods w/Sir Robert Eaton & Squire David Taylor  WCW
  The Un-Americans w/Lance Storm, Christian & Test  WWE
  The Alliance  WWF

May, Steve
  Steve May  WWF
  Steve Rivers  Calgary, Winnipeg

Mayne, Lonnie   auch Mayne, Ronald
  Moondog Mayne  WWF
 Teams:
  Moondogs w/Rex, King, Spot, Cujo & Spike

Mayne, Ronald   auch Mayne, Lonnie
  Moondog Mayne  WWF
 Teams:
  Moondogs w/Rex, King, Spot, Cujo & Spike

Mayo Castellanos, Raul
  Coco Azul
 Teams:
  Payasos w/Coco Amarillo

Mayze, Rob
  Prince Kharis  SMW
  Kharis la Momia
  Parka jr.

McArthur, George Arnold
  George Cannon
  Man Mountain Connan
  Crybaby McArthur

McCallaugh, Dwayne
  Awesome Kong  WCW, USWA
 Teams:
  Colossal Kongs w/King Kong  WCW

McCra, Gerard jr.
  Bobby Morgan

McDaniel, Edward
  Wahoo McDaniel

McDonald, Kevin Matthew
  Kevin Matthews  DSW

McGill, Al   auch Poling, Al
  Big Al  WCW
  Al Poling
  Tombstone  WCW, ECW
  911  ECW
  Al the Sledgehammer
  Al McGill

McKigney, David
  The Wildman
  Bearman
  Gene Dubois
  The Canadian Wildman

McMahon, Shane Brandon
  Shane McMahon  WWF

McMahon, Vincent Kennedy
  Vince McMahon  WWF

McMahon-Levesque, Stephanie Marie
  Stephanie McMahon  WWF

McMasters, Luke
  Giant Haystacks  CWA
  Loch Ness  WCW

McMichael, Steve
  Steve "Mongo" McMichael  WCW
 Teams:
  Four Horsemen w/Arn Anderson, Ric Flair & Chris Benoit  WCW

Means, Robert Edward
  Big Bob Means
  Bossman

Medina, Luis Alberto
  El Sanguinario
  La Calaca

Mejia Jimenez, Mario
  Espectrito I
  Mini Vader

Melendez, Alvaro
  El Hombre Arana
  Gazela

Melendez, Gilberto
  Gypsy Joe
  El Grande Pistolero  Memphis
  Blue Inferno I  Tennesse
 Teams:
  The Blue Infernos w/Blue Inferno I  Tennesse

Melchor Ortiz, Jose Luis
  El Halcon

Menacker, Frank
  Sam Menacker

Mendez, Alonso
  El Salvaje

Mendez, Carlos
  El Gran Apache

Mendieta Rodriguez, Jose Luis
  Rambo
  Jose Luis Mendieta

Mendoza Diaz, Arturo
  Villano III

Mendoza Diaz, Jorge
  Villano I

Mendoza Diaz, Raymundo
  Villano V  WCW

Mendoza Diaz, Tomas  
  Villano IV  WCW

Mendoza, Jorge
  Ray Mendoza

Mendoza, Mike
  Ace Darling  WWF, WCW, ECWA
 Teams:
  The Extreme w/Devon Storm  WCW

Mera, Akihisa
  Great Kabuki  NJPW, WAR, SWS, WCCW, IWA Japan
  Kabuki  AJPW
  Akio Moto
  Mr. Sato
  Professor Takachio
  Takachiho
  Akihisa Takachiho  AJPW, JWA
  Yoshino Sato

Merowitz, Anthony
  Tony Vendetta
  Tony Vincent  WCW

Merowitz, Mark
  Johnny B. Badd  WCW
  Marc Mero  GA, WWF

Merowitz, Rena
  Sable  WWF, WWE

Mest, Mark
  Mark Mest

Mest, Troy
  Troy Mest

Metselaar, Darren Adelburtis
  The Mercenary  PPW, CWF
  Mr. Cincinnatti  Winnipeg
  Mr. Blue  Winnipeg
  Buzz Stryker  Winnipeg
  Steve Stryker  Winnipeg, WV, NC

Micallef, Beverly
  Bambi  Winnipeg

Miceli, Debra Ann
  Alundra Blayze  WWF
  Madusa  WCW
  Madusa Miceli

Michaels, Anthony
  Snot Dudley  ECW
  Fire the Inferno  SMW
  Anthony Michaels  South US
 Teams:
  The Infernos w/Brimstone  SMW

Miles, Linda
  Linda Miles  WWE, OVW
  Shaniqua  WWE, OVW

Miller, Ernest
  "The Cat" Ernest Miller  WCW
  The Cat  WCW, WWE
 Teams:
  New Blood  WCW

Miller, Grant
  Benson Lee

Miller, Mike
  King Killer  USWA

Miller, Peter
  The Mongolian Mauler

Miller, Robert
  Butch  WWF
  Butch Miller  FL, UWF, Mid South, PNW, Stampede, WWC, NWA, WCW, Puerto Rico
  Butch Dudley  ECW
 Teams:
  The Bushwackers w/Luke  WWF
  Sheepherders w/Luke Williams  FL, UWF, Mid South, PNW, Stampede, WWC, NWA, WCW, Puerto Rico
  The Bushdudleys w/Luke Dudley  ECW

Miller, William
  Dr. X  AWA, Omaha
  Mr. M  AWA

Minton, Chip
  Chip Minton  WCW

Minton, John William
  Big John Studd  WWF
  Cuck O'Connor
  Captain America
  Captain USA  WCCW
  The Executioner #2  WWF
  Masked Superstar II  Mid Atl
  John Studd  GA, FL
 Teams:
  The Executioners w/Killer Kowalski & Nikolai Volkoff  WWF
  The Masked Superstars w/Masked Superstar I  Mid Atl

Misawa, Mitsuharu
  Mitsuharu Misawa  AJPW
  Tiger Mask II  AJPW
  Kamikaze Misawa  Mexico

Mita, Etsuko
  Etsuko Mita  JWP, AJW, Neo Ladies
 Teams:
  Dream Orca w/Toshiyo Yamada  AJW
  Los Cachorrus Orientals w/Mima Shimoda  AJW, JWP

Mitchell, James
  James Vandenberg  WCW

Mitchell, Nicholas Theodore
  Nick Mitchell  OVW, WWE
  Mitch  WWE
 Teams:
  The Spirit Squad w/Johnny, Mikey, Nicky & Kenny  WWE

Miyaguchi, Tomoko
  Tomoko Miyaguchi  JWP, AJW

Mizanin, Mike
  The Miz  OVW

Moffat, Karl
  Jason  Stampede

Mokuhai, Richard   auch Blood, Richard
  Ricky Steamboat  WCW, WWF, Mid Atl
  Dos Hombre I  WCW
 Teams:
  Dos Hombres w/Dos Hombre II  WCW

Mokuahi, Sam
  Sam Steamboat

Momberg, George
  "Killer" Karl Krupp

Momota, Mitsuhiro
  Mitsuhiro Momota  AJPW
  Rikidozan

Momota, Mitsuo
  Mitsuo Momota  AJPW, JWA

Montana, Lino
  Marabunta
 Teams:
  Diabolicos w/Angel Mortal & Mr. Condor

Moody, William
  Paul Bearer  WWF
  Percy Pringle III  TX, WCCW, CWF
  Bossman
  The Embalmer  GCW
  Dr. Rigor Mortis  GCW

Mooneyham, Robert   auch Manley, James
  Jim Powers  WCW, WWF, WCCW
 Teams:
  Young Stallions w/Paul Roma  WWF

Moore, Jackie
  Miss Jacqulyn  WCW
  Queen Moesha  USWA
  Miss Texas  USWA
  Sweet Brown Sugar  USWA
  Jacqueline  WWF, ECWA

Moore, Shannon
  Shannon Moore  Independents, WCW, WWE, HWA, TNA
 Teams:
  The Bad Street Boys w/Shane Helms, Christian York & Joey Matthews  NWA Wildside
  Three Count w/Shane Helms & Evan Karagias  WCW

Mordetsky, Christopher
  Chris Masters  OVW, WWE
  Chris Mordetsky  UPW

Moretti, Lisa
  Ivory  WWF
  Tina Ferrari  GLOW
  Tina Moretti  POWW
 Teams:
  Right to Censor  WWF
  The Alliance  WWF

Morgan, Donovan
  Donovan Morgan  APW, NOAH, ROH

Morgan, Matt
  Matt Morgan  OVW, WWE, NJPW, AJPW

Morgus, Jose
  The Rose

Morimura, Katanori
  Ricky Fuji  FMW

Morley, Sean
  Steele  AAA
  Sean Morley
  Val Venis  WWF, WWE
  The Big Valbowski  WWE
  Chief Morley  WWE
  Sean Morgan  AJPW
  Scott Borders
 Teams:
  Right to Censor  WWF

Morris, Jim
  Hillbilly Jim  WWF

Morris, Phillip
  The Arkansas Kid
  Phillip Price

Morton, Ricky
  Ricky Morton  WWF, WCW, SMW, ECW, Memphis, NWA, UWF, AWA, South US, NDW
 Teams:
  The Rock'n'Roll Express w/Robert Gibson  WWF, WCW, SMW
  The Fantastic Express w/Bobby Fulton  South US
  Hell Bent and Wiskey Bound w/Tommy Rich  ECW
  The York Foundation w/Terrence Taylor & Tommy Rich  WCW

Mosley, William
  Wild Bill  SWA

Motokawa, Emi
  Emi Motokawa  AJW, IWA Japan

Motoya, Kanako
  Kanako Motoya  JWP

Mucciolo, Louis
  Rad Radford  WWF
  Louie Spicolli  ECW, WCW, Independents
  Madonnas Boyfriend  AAA
  Killer Blond
 Teams:
  Suicide Blondes w/Chris Candido  TWA/ECW
  The Bodydonnas w/Skip  WWF

Munoz, Alejandro
  Blue Demon

Muraco, Don
  Don "The Rock" Muraco  WWF, ECW, Hawaii, Stampede, GA, Independents
  Aka Oni  WAR

Murakawa, Masanori
  Great Sasuke  WWF, ECW, Michinoku Pro
  Sasuke  AJPW

Murdoch, Hart Richard
  Dick Murdoch  WWF, UWF, Mid South, SL, WWF, Southwest, FL, Mid Atl, NWA, WCW, Independents
  Captain Redneck  NWA
  Ron Carson
 Teams:
  The Hardliners w/Dick Slater  WCW
  Texas Outlaws w/Dusty Rhodes  KC, SL
  North-South Connection w/Adrian Adonis  WWF

Murray, Russel
  Rory McAlister  OVW

Mustafa, Jamal
  Mustafa Saed  ECW, SMW
 Teams:
  The Gangstas w/New Jack  ECW, SMW

Muto, Keiji
  Great Muta  WCW/nWo, NJPW, CWA
  Viet Kong Minh  WWC
  Keiji Muto  NJPW, WAR
  Super Black Ninja  WWC
  The Ninja  AL, FL, CWF
  The Super Ninja  WCCW
  Mutoh the White Ninja  CWF
  White Ninja  AL
 Teams:
  Rising Suns w/Kendo Nagasaki  CWF
  nWo Japan  NJPW
  Dark Carnival  WCW
  Bad Ass Translate Trading  NJPW, AJPW

Myers, Brian
  Brian Myers  OVW

Myers, James
  George "The Animal" Steele  WWF, MI
  The Student  Detroit

Myers, Richard
  Rich Myers

Mykietowich, Velvet
  Velvet McIntyre  Worldwide