| First | Last | Nickname | Ht. | Wt. | Reach | Stance | W | L | D | Belt |
|---|---|---|---|---|---|---|---|---|---|---|
| Roxanne | Modafferi | The Happy Warrior | 5' 7" | 125 lbs. | 69.0" | Orthodox | 25 | 21 | 0 | |
| Bobby | Moffett | The Wolfman | 5' 10" | 145 lbs. | 73.0" | Orthodox | 13 | 5 | 0 | |
| Bronson | Mohika | -- | 135 lbs. | -- | 1 | 1 | 0 | |||
| Nate | Mohr | 5' 9" | 155 lbs. | 72.0" | Orthodox | 9 | 7 | 0 | ||
| Renato | Moicano | 5' 11" | 155 lbs. | 72.0" | Orthodox | 19 | 5 | 1 | ||
| Thiago | Moises | 5' 9" | 155 lbs. | 70.0" | Orthodox | 18 | 7 | 0 | ||
| Muhammad | Mokaev | The Punisher | 5' 7" | 125 lbs. | 70.0" | Orthodox | 12 | 0 | 0 | |
| Ashkan | Mokhtarian | The Assassin | 5' 6" | 125 lbs. | 67.0" | Southpaw | 13 | 3 | 0 | |
| Suman | Mokhtarian | 5' 8" | 145 lbs. | 72.0" | Orthodox | 8 | 5 | 0 | ||
| Dan | Molina | 5' 10" | 216 lbs. | -- | 13 | 9 | 0 | |||
| Jeff | Molina | El Jefe | 5' 6" | 125 lbs. | 69.0" | Orthodox | 11 | 2 | 0 | |
| Rudyard | Moncayo | 5' 10" | 195 lbs. | -- | Orthodox | 0 | 3 | 0 | ||
| Hidetaka | Monma | 6' 0" | 168 lbs. | -- | Orthodox | 18 | 11 | 4 | ||
| Jeff | Monson | The Snowman | 5' 9" | 247 lbs. | 74.0" | Orthodox | 60 | 26 | 1 | |
| Darrell | Montague | Mongoose | 5' 6" | 125 lbs. | 67.0" | Southpaw | 13 | 5 | 0 | |
| Andrew | Montanez | -- | 185 lbs. | -- | 9 | 12 | 1 | |||
| Augusto | Montano | Dodger | 6' 1" | 170 lbs. | 73.0" | Orthodox | 15 | 3 | 0 | |
| Erick | Montano | Perry | 6' 0" | 170 lbs. | 73.0" | Orthodox | 7 | 5 | 0 | |
| Nicco | Montano | 5' 5" | 135 lbs. | 65.0" | Southpaw | 5 | 3 | 0 | ||
| Alberto | Montes | The Promise | 5' 7" | 135 lbs. | -- | 4 | 0 | 0 | ||
| Steve | Montgomery | The Creepy Weasel | 6' 4" | 185 lbs. | -- | Southpaw | 9 | 5 | 0 | |
| James | Moontasri | Moon Walker | 5' 10" | 170 lbs. | 71.0" | Switch | 9 | 5 | 0 | |
| Homer | Moore | The Rock | 5' 10" | 205 lbs. | -- | Orthodox | 26 | 9 | 2 | |
| Todd | Moore | 5' 9" | 170 lbs. | 71.0" | Southpaw | 16 | 7 | 0 |