Ranking the greatest UFC fighters of all time is often a subjective task, but artificial intelligence has now weighed in with its definitive list. Using criteria such as accomplishments, skill levels, dominance in their era, and overall impact on the sport, AI has compiled a ranking of the top 10 UFC fighters in history.

10. Conor McGregor

Known as much for his persona outside the Octagon as his achievements within it, Conor McGregor holds a professional MMA record of 22-6. The Irish fighter made history by becoming the first to simultaneously hold UFC championships in two weight classes—featherweight and lightweight. His role in popularizing the sport, including his crossover boxing match against Floyd Mayweather, cements his place on this list.

9. Jose Aldo

Jose Aldo, with a record of 32-10, is celebrated as the inaugural UFC featherweight champion. He defended his title seven times over four and a half years before losing it to McGregor. Aldo's decade-long undefeated streak and fan-favorite status highlight his legacy in the sport.

8. Amanda Nunes

The only woman on the list, Amanda Nunes boasts a 23-5 record and has held UFC titles in both bantamweight and featherweight divisions. Known for her Brazilian Jiu-Jitsu expertise, Nunes holds the record for the most title fights among women in UFC history.

7. Stipe Miocic

Stipe Miocic, with a 20-5 record, is a two-time UFC heavyweight champion. Known for his exceptional boxing skills, Miocic’s ability to adapt and dominate in the heavyweight division earns him a spot on this list.

6. Daniel Cormier

Daniel Cormier’s 22-3 record is among the best in the heavyweight and light heavyweight divisions. A fan favorite, Cormier held championships in both divisions and remains influential in the sport post-retirement.

5. Demetrious Johnson

Demetrious “Mighty Mouse” Johnson, with a 25-4-1 record, is regarded as one of the greatest mixed martial artists ever. The inaugural UFC flyweight champion holds the record for the most consecutive title defenses, showcasing his unparalleled skill.

4. Khabib Nurmagomedov

Retiring undefeated at 29-0, Khabib Nurmagomedov is a legend in the lightweight division. His dominant performances against top-tier opponents like Conor McGregor and Justin Gaethje solidify his legacy.

3. Anderson Silva

Anderson Silva, with a 34-11 record, is one of the most iconic names in MMA. Known for his striking prowess and versatility, Silva’s lengthy reign as middleweight champion places him firmly in the top three.

2. Georges St-Pierre

Georges St-Pierre, often referred to as GSP, holds a 26-2 record and is celebrated for his dominance in the welterweight division. His technical skill and strategic approach to fighting make him one of the greatest of all time.

The complete AI rankings provide a fascinating glimpse into the careers of these legendary fighters, sparking debates and discussions among fans worldwide.