UFC Fighters
| Fighter | Weight Class | Country |
| Aaron Pico | Featherweight |  |
| Abdul Rakhman Yakhyaev | Light Heavyweight |  |
| Abdul Razak Alhassan | Middleweight |  |
| Abdul-Kareem Al-Selwady | Lightweight |  |
| Abus Magomedov | Middleweight |  |
| Adam Fugitt | Welterweight | |
| Adrian Luna Martinetti | Bantamweight |  |
| Adrian Yanez | Bantamweight | |
| Aiemann Zahabi | Bantamweight |  |
| Ailín Pérez | Bantamweight |  |
| AJ Cunningham | Bantamweight | |
| Alatengheili Alateng | Bantamweight |  |
| Alden Coria | Flyweight | |
| Aleksandar Rakić | Light Heavyweight |  |
| Aleksandre Topuria | Bantamweight |  |
| Alessandro Costa | Flyweight |  |
| Alex Morono | Welterweight | |
| Alex Pereira | Light Heavyweight | |
| Alex Perez | Flyweight | |
| Alex Reyes | Lightweight | |
| Alexa Grasso | Flyweight |  |
| Alexander Hernandez | Lightweight | |
| Alexander Volkanovski | Featherweight |  |
| Alexander Volkov | Heavyweight |  |
| Alexandr Romanov | Heavyweight |  |
| Alexandre Pantoja | Flyweight | |
| Alexia Thainara | Strawweight | |
| Alibi Idiris | Flyweight |  |
| Alice Ardelean | Strawweight |  |
| Alice Pereira | Bantamweight | |
| Aljamain Sterling | Featherweight | |
| Allan Nascimento | Flyweight | |
| Allen Frye Jr. | Heavyweight | |
| Alonzo Menifield | Light Heavyweight | |
| Alvin Hines | Heavyweight | |
| Amanda Lemos | Strawweight | |
| Amanda Ribas | Strawweight | |
| Amir Albazi | Flyweight |  |
| Anderson Silva | Middleweight | |
| Andre Fili | Featherweight | |
| André Lima | Flyweight | |
| André Muniz | Middleweight | |
| Andre Petroski | Middleweight | |
| Andrea Lee | Flyweight | |
| Andreas Gustafsson | Welterweight |  |
| Andrey Pulyaev | Middleweight | |
| Ange Loosa | Welterweight |  |
| Angel Pacheco | Bantamweight | |
| Angela Hill | Strawweight | |
| Anshul Jubli | Lightweight |  |