| First | Last | Nickname | Ht. | Wt. | Reach | Stance | W | L | D | Belt |
|---|---|---|---|---|---|---|---|---|---|---|
| Tom | Aaron | -- | 155 lbs. | -- | 5 | 3 | 0 | |||
| Danny | Abbadi | The Assassin | 5' 11" | 155 lbs. | -- | Orthodox | 4 | 6 | 0 | |
| Nariman | Abbasov | Bayraktar | 5' 8" | 155 lbs. | 66.0" | Orthodox | 28 | 4 | 0 | |
| David | Abbott | Tank | 6' 0" | 265 lbs. | -- | Switch | 10 | 15 | 0 | |
| Hamdy | Abdelwahab | The Hammer | 6' 2" | 264 lbs. | 72.0" | Southpaw | 5 | 0 | 0 | |
| Mansur | Abdul-Malik | 6' 2" | 185 lbs. | 79.0" | Orthodox | 7 | 0 | 0 | ||
| Shamil | Abdurakhimov | Abrek | 6' 3" | 235 lbs. | 76.0" | Orthodox | 20 | 8 | 0 | |
| Hiroyuki | Abe | Abe Ani | 5' 6" | 145 lbs. | -- | Orthodox | 8 | 15 | 3 | |
| Daichi | Abe | 5' 11" | 170 lbs. | 71.0" | Orthodox | 6 | 2 | 0 | ||
| Papy | Abedi | Makambo | 5' 11" | 185 lbs. | -- | Southpaw | 10 | 4 | 0 | |
| Ricardo | Abreu | Demente | 5' 11" | 185 lbs. | -- | Orthodox | 5 | 1 | 0 | |
| Klidson | Abreu | White Bear | 6' 0" | 205 lbs. | 74.0" | Orthodox | 15 | 4 | 0 | |
| Cyborg | Abreu | -- | -- | -- | 0 | 0 | 0 | |||
| Daniel | Acacio | 5' 8" | 180 lbs. | -- | Orthodox | 30 | 18 | 0 | ||
| John | Adajar | The Outlaw | 5' 9" | 170 lbs. | 75.0" | Orthodox | 6 | 2 | 0 | |
| Scott | Adams | 6' 0" | 225 lbs. | -- | Southpaw | 8 | 1 | 0 | ||
| Juan | Adams | The Kraken | 6' 5" | 265 lbs. | 80.0" | Orthodox | 5 | 3 | 0 | |
| Anthony | Adams | Sugafoot | 6' 1" | 185 lbs. | 76.0" | Orthodox | 8 | 2 | 0 | |
| Zarrukh | Adashev | The Lion | 5' 5" | 125 lbs. | 65.0" | Southpaw | 4 | 4 | 0 | |
| Israel | Adesanya | The Last Stylebender | 6' 4" | 185 lbs. | 80.0" | Switch | 24 | 4 | 0 | |
| Sam | Adkins | The Experience | 6' 3" | 225 lbs. | -- | Orthodox | 7 | 20 | 2 | |
| Mohamed | Ado | 5' 11" | 170 lbs. | 76.0" | Switch | 5 | 1 | 0 | ||
| Nick | Agallar | 5' 8" | 155 lbs. | -- | Orthodox | 24 | 6 | 0 | ||
| Mariya | Agapova | Money Mashka | 5' 6" | 125 lbs. | 68.0" | Southpaw | 10 | 5 | 0 | |
| Kantharaj | Agasa | Kannadiga | -- | 135 lbs. | -- | 12 | 3 | 0 | ||
| Marcelo | Aguiar | 5' 10" | 170 lbs. | -- | Orthodox | 2 | 3 | 1 | ||
| Fabio | Aguiar | 6' 0" | 185 lbs. | -- | 17 | 1 | 0 | |||
| Edwin | Aguilar | Tigre | 5' 10" | 185 lbs. | -- | 26 | 19 | 0 | ||
| Jessica | Aguilar | Jag | 5' 3" | 115 lbs. | 63.0" | Orthodox | 20 | 8 | 0 | |
| Kevin | Aguilar | Angel of Death | 5' 7" | 155 lbs. | 73.0" | Orthodox | 17 | 5 | 0 | |
| Jesus | Aguilar | 5' 4" | 125 lbs. | 62.0" | Orthodox | 11 | 2 | 0 | ||
| Christian | Aguilera | The Beast | 5' 9" | 170 lbs. | 72.0" | Switch | 14 | 8 | 0 | |
| Nick | Aguirre | Slick | 5' 9" | 135 lbs. | 74.0" | Southpaw | 7 | 2 | 0 | |
| Mike | Aina | Iron | 5' 9" | 155 lbs. | -- | Orthodox | 14 | 6 | 1 | |
| Ashiek | Ajim | Peak Physique | 5' 8" | 135 lbs. | 71.0" | Switch | 6 | 2 | 0 | |
| Hitomi | Akano | Girlfight Monster | 5' 4" | 135 lbs. | -- | Southpaw | 18 | 10 | 0 | |
| Omari | Akhmedov | Wolverine | 6' 0" | 185 lbs. | 73.0" | Orthodox | 21 | 6 | 1 | |
| Yoshihiro | Akiyama | 5' 10" | 170 lbs. | 75.0" | Orthodox | 14 | 6 | 0 | ||
| Rostem | Akman | 5' 10" | 170 lbs. | 72.0" | Switch | 6 | 2 | 0 | ||
| Razak | Al-Hassan | 6' 2" | 205 lbs. | -- | Orthodox | 13 | 5 | 0 | ||
| Abdul-Kareem | Al-Selwady | Pride of Palestine | 5' 8" | 155 lbs. | 69.0" | Orthodox | 15 | 4 | 0 | |
| Mostapha | Al-Turk | 6' 2" | 245 lbs. | 77.0" | Orthodox | 6 | 6 | 0 | ||
| Herdem | Alacabek | 6' 2" | 205 lbs. | 75.0" | Orthodox | 5 | 1 | 0 | ||
| Javi | Alanis | 5' 6" | 135 lbs. | -- | 0 | 4 | 0 | |||
| Alatengheili | The Mongolian Knight | 5' 5" | 135 lbs. | 66.0" | Orthodox | 17 | 9 | 2 | ||
| Amir | Albazi | The Prince | 5' 5" | 125 lbs. | 68.0" | Orthodox | 17 | 2 | 0 | |
| Brett | Albee | -- | 225 lbs. | -- | 3 | 2 | 0 | |||
| John | Albert | Prince | 5' 8" | 135 lbs. | 68.0" | Orthodox | 6 | 5 | 0 | |
| Junior | Albini | Baby | 6' 3" | 264 lbs. | 74.0" | Orthodox | 14 | 6 | 0 | |
| Wes | Albritton | 5' 10" | 188 lbs. | -- | Orthodox | 0 | 1 | 0 | ||
| Aleksandra | Albu | Stitch | 5' 2" | 115 lbs. | 63.0" | Orthodox | 3 | 2 | 0 | |
| Israel | Albuquerque | -- | 185 lbs. | -- | Orthodox | 0 | 3 | 0 | ||
| Juan | Alcain | -- | -- | -- | 1 | 2 | 0 | |||
| Iuri | Alcantara | Marajo | 5' 9" | 135 lbs. | 71.0" | Southpaw | 35 | 10 | 0 | |
| Ildemar | Alcantara | Marajo | 6' 2" | 185 lbs. | 78.0" | Orthodox | 21 | 11 | 0 | |
| Alfonso | Alcarez | 5' 3" | 145 lbs. | -- | 1 | 3 | 1 | |||
| Gilbert | Aldana | El Peligro | 6' 1" | 250 lbs. | -- | Orthodox | 6 | 2 | 0 | |
| Irene | Aldana | 5' 9" | 135 lbs. | 68.0" | Orthodox | 15 | 8 | 0 | ||
| Hector | Aldana | 5' 11" | 170 lbs. | 72.0" | Orthodox | 4 | 3 | 0 | ||
| Jose | Alday | Pochito | 5' 7" | 135 lbs. | 68.0" | Orthodox | 14 | 6 | 1 | |
| Jose | Aldo | 5' 7" | 135 lbs. | 70.0" | Orthodox | 32 | 9 | 0 | ||
| JJ | Aldrich | 5' 5" | 125 lbs. | 67.0" | Southpaw | 13 | 7 | 0 | ||
| Irina | Alekseeva | Russian Ronda | 5' 8" | 135 lbs. | 67.0" | Orthodox | 5 | 2 | 0 | |
| Talita | Alencar | Problem Child | 5' 1" | 115 lbs. | 58.0" | Orthodox | 5 | 1 | 1 | |
| Jim | Alers | The Beast | 5' 9" | 145 lbs. | 71.0" | Orthodox | 13 | 3 | 0 | |
| John | Alessio | The Natural | 5' 10" | 155 lbs. | 72.0" | Orthodox | 35 | 17 | 0 | |
| Houston | Alexander | The Assassin | 6' 0" | 205 lbs. | 72.0" | Orthodox | 17 | 15 | 1 | |
| Kenneth | Alexander | The Machine | 5' 9" | 155 lbs. | -- | Orthodox | 7 | 6 | 0 | |
| Lucas | Alexander | The Lion | 5' 11" | 145 lbs. | 73.0" | Orthodox | 8 | 4 | 0 | |
| Marcio | Alexandre Junior | Lyoto | 6' 0" | 185 lbs. | 75.0" | Southpaw | 17 | 4 | 0 | |
| Olaf | Alfonso | 6' 2" | 170 lbs. | -- | Orthodox | 8 | 12 | 0 | ||
| Pablo | Alfonso | The Hurricane | 5' 8" | 145 lbs. | -- | 9 | 7 | 0 | ||
| Levi | Alford | -- | -- | -- | 1 | 7 | 0 | |||
| Bill | Algeo | Senor Perfecto | 6' 0" | 145 lbs. | 73.0" | Switch | 18 | 9 | 0 | |
| Royce | Alger | 5' 10" | 199 lbs. | -- | Orthodox | 3 | 2 | 0 | ||
| Amir | Aliakbari | 6' 3" | 250 lbs. | -- | 10 | 1 | 0 | |||
| Sultan | Aliev | 5' 11" | 170 lbs. | 74.0" | Orthodox | 15 | 3 | 0 | ||
| Nurullo | Aliev | Tajik Eagle | 5' 10" | 155 lbs. | 72.0" | Orthodox | 9 | 0 | 0 | |
| Ikram | Aliskerov | 6' 0" | 185 lbs. | 76.0" | Southpaw | 15 | 2 | 0 | ||
| Leon | Aliu | The Albanian Lion | 6' 0" | 185 lbs. | 74.0" | Orthodox | 10 | 2 | 0 | |
| John | Allan | 6' 1" | 205 lbs. | 75.0" | Orthodox | 13 | 7 | 0 | ||
| George | Allen | 6' 2" | 205 lbs. | -- | Open Stance | 13 | 19 | 2 | ||
| Arnold | Allen | Almighty | 5' 8" | 145 lbs. | 70.0" | Southpaw | 20 | 3 | 0 | |
| Brendan | Allen | All In | 6' 2" | 185 lbs. | 75.0" | Orthodox | 24 | 6 | 0 | |
| Daniel | Allen | 6' 0" | 155 lbs. | 75.0" | Southpaw | 5 | 0 | 0 | ||
| Ben | Alloway | Blanco | 5' 11" | 170 lbs. | 76.0" | Orthodox | 18 | 8 | 0 | |
| Asu | Almabayev | Zulfikar | 5' 4" | 125 lbs. | 65.0" | Orthodox | 21 | 2 | 0 | |
| Bekzat | Almakhan | The Turan Warrior | 5' 7" | 135 lbs. | 68.0" | Orthodox | 11 | 2 | 0 | |
| John Dave | Almanza | The Striker | 5' 7" | 125 lbs. | 67.0" | Southpaw | 6 | 1 | 0 | |
| Ricardo | Almeida | Big Dog | 6' 0" | 170 lbs. | 74.0" | Orthodox | 13 | 5 | 0 | |
| Magno | Almeida | 6' 0" | 155 lbs. | -- | 10 | 3 | 0 | |||
| Thomas | Almeida | Thominhas | 5' 7" | 145 lbs. | 70.0" | Southpaw | 22 | 5 | 0 | |
| Ericka | Almeida | 5' 6" | 115 lbs. | -- | Orthodox | 7 | 3 | 0 | ||
| Estefani | Almeida | 5' 4" | 125 lbs. | -- | Orthodox | 7 | 3 | 0 | ||
| Jailton | Almeida | Malhadinho | 6' 3" | 205 lbs. | 79.0" | Orthodox | 21 | 3 | 0 | |
| Lucas | Almeida | 5' 11" | 145 lbs. | 71.0" | Orthodox | 15 | 3 | 0 | ||
| Cesar | Almeida | Cesinha | 6' 1" | 185 lbs. | 74.0" | Orthodox | 6 | 1 | 0 | |
| Mauricio | Alonso | 6' 2" | 170 lbs. | -- | 13 | 7 | 0 | |||
| Sarah | Alpar | Too Sweet | 5' 4" | 135 lbs. | 63.0" | Southpaw | 9 | 6 | 0 | |
| Ali | AlQaisi | The Royal Fighter | 5' 6" | 135 lbs. | 68.0" | Orthodox | 8 | 5 | 0 | |
| Rico | Altamirano | 5' 10" | 170 lbs. | -- | 4 | 3 | 0 | |||
| Victor | Altamirano | El Magnifico | 5' 8" | 125 lbs. | 70.0" | Switch | 12 | 5 | 0 | |
| Mike | Altman | 5' 10" | 185 lbs. | -- | Orthodox | 1 | 4 | 0 | ||
| Patricia | Alujas | The Angel | 5' 4" | 115 lbs. | 64.0" | Orthodox | 9 | 3 | 0 | |
| Sean | Alvarez | 6' 0" | 235 lbs. | -- | Orthodox | 4 | 3 | 0 | ||
| Eddie | Alvarez | 5' 9" | 155 lbs. | 69.0" | Orthodox | 29 | 6 | 0 | ||
| Jaime | Alvarez | 5' 8" | 125 lbs. | 69.0" | Orthodox | 6 | 1 | 0 | ||
| Joel | Alvarez | El Fenomeno | 6' 3" | 155 lbs. | 77.0" | Orthodox | 21 | 3 | 0 | |
| Thiago | Alves | Pitbull | 5' 9" | 170 lbs. | 70.0" | Orthodox | 23 | 15 | 0 | |
| Anthony | Alves | -- | -- | -- | 1 | 4 | 0 | |||
| Amilcar | Alves | 6' 0" | 170 lbs. | -- | Southpaw | 15 | 12 | 0 | ||
| Warlley | Alves | 5' 11" | 185 lbs. | 72.0" | Orthodox | 15 | 8 | 0 | ||
| Rafael | Alves | The Turn | 5' 8" | 155 lbs. | 68.0" | Orthodox | 20 | 12 | 0 | |
| Sam | Alvey | Smile'N | 6' 2" | 185 lbs. | 75.0" | Southpaw | 33 | 18 | 1 | |
| Andre | Amado | Dida | 6' 0" | 154 lbs. | -- | Orthodox | 6 | 4 | 1 | |
| Adlan | Amagov | Borz | 6' 2" | 170 lbs. | 76.0" | Orthodox | 14 | 2 | 1 | |
| Maiara | Amanajas dos Santos | 5' 5" | 115 lbs. | -- | Southpaw | 7 | 3 | 0 | ||
| Chris | Amarante | -- | 185 lbs. | -- | 2 | 0 | 0 | |||
| Jimmy | Ambriz | The Titan | 6' 2" | 315 lbs. | -- | Southpaw | 17 | 21 | 1 | |
| JJ | Ambrose | 5' 10" | 170 lbs. | -- | Orthodox | 28 | 7 | 0 | ||
| Alen | Amedovski | 5' 10" | 185 lbs. | 74.0" | Orthodox | 8 | 4 | 0 | ||
| Hyder | Amil | The Hurricane | 5' 9" | 145 lbs. | 70.0" | Switch | 10 | 0 | 0 | |
| Hamid | Amiri | The Storm | -- | 145 lbs. | -- | 9 | 0 | 0 | ||
| Makwan | Amirkhani | Mr. Finland | 5' 10" | 145 lbs. | 72.0" | Southpaw | 17 | 9 | 0 | |
| Jaqueline | Amorim | 5' 3" | 115 lbs. | 68.0" | Orthodox | 9 | 1 | 0 | ||
| Bertrand | Amoussou | 5' 8" | 190 lbs. | -- | Orthodox | 1 | 1 | 0 | ||
| Karl | Amoussou | The Psycho | 5' 11" | 185 lbs. | -- | Orthodox | 27 | 7 | 2 | |
| Eryk | Anders | Ya Boi | 6' 1" | 185 lbs. | 75.0" | Southpaw | 16 | 8 | 0 | |
| Matt | Andersen | 6' 2" | 230 lbs. | -- | Southpaw | 14 | 8 | 1 | ||
| Andy | Anderson | The Hammer | 5' 6" | 240 lbs. | -- | 0 | 1 | 0 | ||
| Lowell | Anderson | 5' 6" | 160 lbs. | -- | Orthodox | 0 | 1 | 0 | ||
| Corey | Anderson | Overtime | 6' 3" | 205 lbs. | 79.0" | Orthodox | 14 | 5 | 0 | |
| Derek | Anderson | Barbaric | 6' 0" | 155 lbs. | -- | 14 | 3 | 0 | ||
| Megan | Anderson | 6' 0" | 145 lbs. | 72.0" | Orthodox | 11 | 5 | 0 | ||
| Liam | Anderson | 6' 3" | 185 lbs. | 75.0" | Orthodox | 6 | 3 | 0 | ||
| Tatsuya | Ando | Kirinji | 5' 4" | 145 lbs. | 68.0" | Southpaw | 14 | 4 | 1 | |
| Alex | Andrade | El Toro | 5' 11" | 200 lbs. | -- | Orthodox | 10 | 5 | 0 | |
| Jessica | Andrade | Bate Estaca | 5' 1" | 125 lbs. | 62.0" | Orthodox | 26 | 13 | 0 | |
| Viscardi | Andrade | 5' 11" | 170 lbs. | 75.0" | Orthodox | 19 | 6 | 0 | ||
| Jermaine | Andre | 5' 7" | 200 lbs. | -- | Orthodox | 14 | 4 | 0 | ||
| Juan | Andres Luna | 5' 7" | 125 lbs. | 72.0" | Orthodox | 12 | 1 | 0 | ||
| Fellipe | Andrew | -- | -- | -- | 0 | 0 | 0 | |||
| Dylan | Andrews | The Villain | 6' 1" | 185 lbs. | 74.0" | Switch | 18 | 7 | 0 | |
| Reese | Andy | Riptide | 6' 0" | 205 lbs. | -- | Orthodox | 7 | 3 | 0 | |
| Angga | The Hitman | 5' 7" | 145 lbs. | 68.0" | Orthodox | 13 | 3 | 0 | ||
| Julius | Anglickas | 6' 3" | 205 lbs. | -- | Orthodox | 5 | 1 | 0 | ||
| Collin | Anglin | 5' 9" | 145 lbs. | 71.0" | Orthodox | 8 | 3 | 0 | ||
| Chad | Anheliger | The Monster | 5' 6" | 135 lbs. | 64.0" | Orthodox | 13 | 8 | 0 | |
| Yoji | Anjo | Mr. 200% | 5' 11" | 205 lbs. | -- | Orthodox | 0 | 5 | 1 | |
| Magomed | Ankalaev | 6' 3" | 205 lbs. | 75.0" | Orthodox | 20 | 1 | 1 | ||
| Gadzhimurad | Antigulov | 5' 11" | 205 lbs. | 70.0" | Orthodox | 20 | 8 | 0 | ||
| Adam | Antolin | Captain Chaos | 5' 5" | 125 lbs. | 63.0" | Orthodox | 12 | 3 | 0 | |
| Angelo | Antonio | -- | 205 lbs. | -- | Orthodox | 1 | 4 | 0 | ||
| Vanilto | Antunes | 6' 0" | 170 lbs. | 72.0" | Orthodox | 16 | 7 | 0 | ||
| Azunna | Anyanwu | Zulu | 6' 1" | 251 lbs. | -- | Orthodox | 14 | 5 | 0 | |
| Shinsho | Anzai | Animal | 5' 7" | 170 lbs. | 70.0" | Orthodox | 10 | 3 | 0 | |
| Shinya | Aoki | Tobikan Judan | 5' 11" | 154 lbs. | -- | Southpaw | 39 | 7 | 0 | |
| Aoriqileng | The Mongolian Murderer | 5' 7" | 135 lbs. | 69.0" | Orthodox | 25 | 12 | 0 | ||
| Josh | Appelt | 5' 10" | 255 lbs. | -- | Southpaw | 15 | 7 | 0 | ||
| Erik | Apple | 6' 0" | 170 lbs. | -- | Orthodox | 10 | 3 | 0 | ||
| Kenji | Arai | 5' 10" | 145 lbs. | -- | Southpaw | 15 | 15 | 5 | ||
| Romie | Aram | 5' 10" | 170 lbs. | -- | Orthodox | 7 | 1 | 0 | ||
| Felipe | Arantes | Sertanejo | 5' 8" | 135 lbs. | 73.0" | Orthodox | 18 | 10 | 1 | |
| Igor | Araujo | 6' 1" | 170 lbs. | 77.0" | Orthodox | 25 | 9 | 0 | ||
| Viviane | Araujo | Vivi | 5' 4" | 125 lbs. | 68.0" | Orthodox | 13 | 6 | 0 | |
| Julio | Arce | 5' 7" | 145 lbs. | 70.0" | Southpaw | 19 | 6 | 0 | ||
| Art | Arciniega | King Arthur | 5' 8" | 145 lbs. | -- | 15 | 7 | 0 | ||
| Alice | Ardelean | 5' 3" | 115 lbs. | 62.0" | Orthodox | 9 | 7 | 0 | ||
| Tristan | Arenal | -- | 155 lbs. | -- | 7 | 4 | 0 | |||
| Gabriel | Arges | -- | 170 lbs. | -- | 0 | 0 | 0 | |||
| Dan | Argueta | The Determined | 5' 7" | 135 lbs. | 68.0" | Southpaw | 9 | 3 | 0 | |
| Reza | Arianto | The Crazy Lion | -- | 155 lbs. | -- | 5 | 0 | 0 | ||
| Hashem | Arkhagha | 6' 2" | 185 lbs. | 75.0" | Orthodox | 6 | 1 | 0 | ||
| Andrei | Arlovski | The Pitbull | 6' 3" | 240 lbs. | 77.0" | Orthodox | 34 | 24 | 0 | |
| Garrett | Armfield | 5' 6" | 135 lbs. | 70.0" | Orthodox | 10 | 5 | 0 | ||
| Joey | Armstrong | -- | -- | -- | 5 | 2 | 0 | |||
| Austin | Arnett | 6' 0" | 145 lbs. | 72.0" | Orthodox | 16 | 6 | 0 | ||
| Ricardo | Arona | The Brazilian Tiger | 5' 11" | 205 lbs. | -- | Orthodox | 14 | 5 | 0 | |
| Eli | Aronov | The Israeli Tank | 5' 10" | 185 lbs. | 72.0" | Orthodox | 6 | 1 | 0 | |
| Chalid | Arrab | Die Faust | 5' 11" | 205 lbs. | -- | Orthodox | 7 | 3 | 0 | |
| Akbarh | Arreola | El Caballero | 5' 10" | 155 lbs. | 71.0" | Southpaw | 23 | 11 | 1 | |
| Matt | Arroyo | No Regard | 5' 10" | 170 lbs. | 72.0" | Orthodox | 3 | 3 | 0 | |
| Antonio | Arroyo | 6' 3" | 185 lbs. | 73.0" | Orthodox | 9 | 5 | 0 | ||
| Gilles | Arsene | 5' 9" | 190 lbs. | -- | Southpaw | 1 | 1 | 0 | ||
| Veta | Arteaga | 5' 7" | 125 lbs. | -- | 3 | 1 | 0 | |||
| Cesar | Arzamendia | Goku | 5' 11" | 155 lbs. | -- | Orthodox | 8 | 3 | 0 | |
| Kai | Asakura | -- | 125 lbs. | -- | 21 | 4 | 0 | |||
| Teddy | Ash | Bear | 6' 1" | 185 lbs. | 73.0" | Switch | 14 | 5 | 0 | |
| Arman | Ashimov | Mustafa Ozturik | 5' 6" | 125 lbs. | -- | 11 | 3 | 1 | ||
| Yanal | Ashmouz | Red Fox | 5' 9" | 155 lbs. | 69.0" | Orthodox | 8 | 1 | 0 | |
| Asjabharan | 5' 6" | 135 lbs. | -- | 7 | 6 | 0 | ||||
| Askar | Askar | AK-47 | 5' 7" | 145 lbs. | 69.0" | Orthodox | 11 | 1 | 0 | |
| Askar | Askarov | Bullet | 5' 6" | 125 lbs. | 67.0" | Orthodox | 14 | 1 | 1 | |
| Cyril | Asker | Silverback | 6' 0" | 247 lbs. | 74.0" | Orthodox | 9 | 4 | 0 | |
| Khusein | Askhabov | Nohcho | 5' 8" | 145 lbs. | 69.0" | Orthodox | 23 | 1 | 0 | |
| Scott | Askham | 6' 3" | 185 lbs. | 75.0" | Southpaw | 14 | 4 | 0 | ||
| Ben | Askren | Funky | 5' 11" | 170 lbs. | 73.0" | Orthodox | 19 | 2 | 0 | |
| Ibo | Aslan | The Last Ottoman | 6' 3" | 205 lbs. | 77.0" | Orthodox | 14 | 1 | 0 | |
| Tom | Aspinall | 6' 5" | 256 lbs. | 78.0" | Orthodox | 15 | 3 | 0 |
|
|
| Bruno | Assis | Brunao | 6' 2" | 185 lbs. | -- | Orthodox | 8 | 4 | 0 | |
| Junior | Assuncao | 5' 9" | 145 lbs. | 72.0" | Orthodox | 16 | 6 | 0 | ||
| Raphael | Assuncao | 5' 5" | 135 lbs. | 66.0" | Orthodox | 28 | 10 | 0 | ||
| Michael | Aswell | The Texas Kid | 5' 8" | 145 lbs. | 69.0" | Orthodox | 9 | 2 | 0 | |
| Bazigit | Atajev | Volk | 6' 1" | 230 lbs. | -- | Orthodox | 17 | 1 | 0 | |
| Rich | Attonito | The Raging Bull | 5' 10" | 170 lbs. | 72.0" | Orthodox | 10 | 5 | 0 | |
| Olivier | Aubin-Mercier | The Canadian Gangster | 5' 9" | 155 lbs. | 70.0" | Southpaw | 11 | 5 | 0 | |
| Pat | Audinwood | Awesomely Awesome | 6' 0" | 155 lbs. | -- | Orthodox | 11 | 2 | 1 | |
| Jose | Augusto | Gugu | 6' 3" | 251 lbs. | -- | 6 | 2 | 0 | ||
| Marcus | Aurelio | Maximus | 5' 10" | 155 lbs. | 74.0" | Orthodox | 22 | 10 | 0 | |
| David | Avellan | 5' 9" | 185 lbs. | -- | Orthodox | 2 | 1 | 0 | ||
| Blas | Avena | The Disciple | 6' 0" | 170 lbs. | 74.0" | Orthodox | 8 | 7 | 0 | |
| Levi | Avera | 6' 1" | 170 lbs. | -- | 18 | 15 | 0 | |||
| Anthony | Avila | 5' 7" | 145 lbs. | -- | 13 | 5 | 0 | |||
| Chris | Avila | 5' 10" | 145 lbs. | -- | Orthodox | 5 | 4 | 0 | ||
| Julia | Avila | Raging Panda | 5' 7" | 135 lbs. | 68.0" | Orthodox | 9 | 3 | 0 | |
| Saad | Awad | Assassin | 5' 11" | 155 lbs. | -- | 20 | 9 | 0 | ||
| Javy | Ayala | Eye Candy | 6' 1" | 265 lbs. | -- | 10 | 5 | 0 | ||
| Jessin | Ayari | 6' 0" | 155 lbs. | 73.0" | Orthodox | 16 | 6 | 0 | ||
| Abu | Azaitar | Captain Morocco | 5' 9" | 185 lbs. | 76.0" | Orthodox | 14 | 4 | 1 | |
| Ottman | Azaitar | Bulldozer | 5' 8" | 155 lbs. | 71.0" | Switch | 13 | 2 | 0 | |
| Luiz | Azeredo | 5' 9" | 154 lbs. | -- | Orthodox | 15 | 10 | 0 | ||
| Luciano | Azevedo | 6' 3" | 161 lbs. | -- | Orthodox | 17 | 9 | 1 | ||
| Hunter | Azure | 5' 8" | 145 lbs. | 69.0" | Orthodox | 9 | 2 | 0 |