Top 5 greatest UFC lightweight champions of all time ranked

Khabib Nurmagomedov, an unbeaten Russian fighter, dominates the UFC lightweight division with a flawless 29-0 record. He captures the vacant lightweight title and successfully defends it against Conor McGregor, Dustin Poirier, and Justin Gaethje, solidifying his place among the most dominant champions in MMA history. Khabib's unmatched grappling skills leave opponents vulnerable, as they cannot anticipate his relentless takedowns.

Islam Makhachev continues the Dagestani legacy of excellence by becoming one of the most complete fighters in the sport. Combining sharp striking and elite wrestling, Makhachev defeats Charles Oliveira, Alexander Volkanovski, Dustin Poirier, and Renato Moicano to cement his position as a top lightweight champion. His impressive record speaks volumes about his prowess in the octagon.

Charles Oliveira ascends to third place after one of the most memorable comeback stories in UFC history. Once viewed as an inconsistent contender, Brazilian Oliveira transitions into a dangerous finisher, capable of ending fights in seconds. His record-breaking submission skills and thrilling performances earn him a spot among the greatest lightweight champions, making him a nightmare for every opponent he faces.

Justin Gaethje rounds out the top four due to his fearless fighting style and unforgettable battles. Dubbed "The Highlight," Gaethje's dedication to thrilling fans is evident in every appearance. His journey from interim champion to undisputed lightweight titleholder showcases his determination and adaptability. Gaethje's impressive victories against top contenders like Michael Chandler, Dustin Poirier, and Justin Gaethje cement his status as one of the sport's most popular stars.

B.J. Penn, a UFC Hall of Famer and pioneer of the lightweight division, rounds out the list. Before the division became the UFC’s deepest weight class, Penn showcased that lighter fighters could headline major events. His exceptional boxing and Brazilian jiu-jitsu prowess allowed him to dominate the division during his prime. Penn's championship reign not only inspired a generation of lightweight fighters but also helped establish the division as a global attraction in the UFC.