Throughout UFC history, there have been a multitude of champions. Some have been absolutely dominant champions, while some have lost the title in their first attempted defense. Even worse, some have lost the title without even attempting to defend it.
Today's MMA features many new champions, and believe it or not, Jon Jones is currently the longest-reigning champion in the UFC. With many new champions dominating their divisions, it can be hard to compare them to past dominant champions.
This list will attempt to rank the 10 greatest UFC champions of all time, while considering their number of titles held, number of title defenses, the quality of their opposition as well as their performance against that opposition.
With that in mind, let's take a look at the top-10 greatest UFC champions of all time.
