| First | Last | Nickname | Ht. | Wt. | Reach | Stance | W | L | D | Belt |
|---|---|---|---|---|---|---|---|---|---|---|
| Niklas | Backstrom | 6' 1" | 145 lbs. | -- | Orthodox | 11 | 3 | 0 | ||
| Seth | Baczynski | The Polish Pistola | 6' 3" | 170 lbs. | 75.0" | Orthodox | 20 | 14 | 0 | |
| Abdul Azeem | Badakhshi | The Afghan Lion | -- | 145 lbs. | -- | 13 | 3 | 0 | ||
| Ryan | Bader | Darth | 6' 2" | 205 lbs. | 74.0" | Orthodox | 23 | 5 | 0 | |
| Izabela | Badurek | 5' 5" | 115 lbs. | -- | Orthodox | 6 | 3 | 0 | ||
| Miguel | Baeza | Caramel Thunder | 6' 2" | 170 lbs. | 74.0" | Orthodox | 10 | 4 | 0 | |
| Ali | Bagautinov | Puncher | 5' 4" | 125 lbs. | 65.0" | Orthodox | 15 | 6 | 0 | |
| Mehdi | Baghdad | The Sultan | 6' 1" | 155 lbs. | -- | Orthodox | 11 | 5 | 0 | |
| Melsik | Baghdasaryan | The Gun | 5' 9" | 145 lbs. | 70.0" | Southpaw | 8 | 2 | 0 | |
| Siyar | Bahadurzada | The Great | 5' 11" | 170 lbs. | 73.0" | Orthodox | 24 | 8 | 1 | |
| Ignacio | Bahamondes | La Jaula | 6' 3" | 155 lbs. | 75.0" | Orthodox | 16 | 5 | 0 | |
| Bahatebole | Batebolati | Lion King | 5' 8" | 170 lbs. | 71.0" | Southpaw | 10 | 1 | 1 | |
| Shamar | Bailey | 5' 9" | 155 lbs. | 75.0" | Southpaw | 16 | 11 | 0 | ||
| Jordan | Bailey | 5' 9" | 145 lbs. | -- | 6 | 3 | 0 | |||
| Scott | Baker | 6' 0" | 210 lbs. | -- | 1 | 1 | 0 | |||
| Bryan | Baker | The Beast | 6' 3" | 185 lbs. | -- | Orthodox | 18 | 5 | 0 | |
| Jin | Bala | 5' 9" | 155 lbs. | -- | 23 | 3 | 0 | |||
| Balajin | The Snow Leopard | 5' 9" | 145 lbs. | 72.0" | Orthodox | 23 | 4 | 0 | ||
| Oluwale | Bamgbose | Holy War Angel | 5' 11" | 185 lbs. | 78.0" | Switch | 6 | 4 | 0 | |
| Stephen | Banaszak | 6' 0" | 145 lbs. | -- | 5 | 5 | 0 | |||
| Marcin | Bandel | Bomba | 5' 10" | 155 lbs. | -- | Orthodox | 15 | 7 | 0 | |
| Humberto | Bandenay | 5' 11" | 145 lbs. | 71.0" | Southpaw | 14 | 7 | 0 | ||
| Tae Hyun | Bang | Supernatural | 5' 9" | 155 lbs. | 71.0" | Switch | 18 | 10 | 0 | |
| Yohan | Banks | -- | -- | -- | 2 | 1 | 0 | |||
| Shauna | Bannon | Mama B | 5' 5" | 115 lbs. | 65.0" | Switch | 6 | 1 | 0 |