Aljamain Sterling, born July 31, 1989, is an American mixed martial arts fighter. He fights in the bantamweight division for the UFC promotion in which he has been the world champion since March 7, 2021 due to a disqualification against the Russian Petr Yan. He previously won the category title in the Cage Fury Fighting Championships promotion. He is number 6 in the UFC men's pound for pound rankings.
He made his UFC debut on February 22, 2014, at UFC 170, winning in the 3rd round by unanimous decision against American Cody Gibson. He returned to the octagon on July 16 of the same year on the UFC Fight Night: Cerrone vs. card. Miller, winning by TKO against Brazilian fighter Hugo Viana. He was then about to challenge Mitch Gagnon at UFC Fight Night: MacDonald vs. Saffiedine on October 4, 2014. Sterling retired before contention with an injury and was replaced by Rob Font.
In May of 2016, he faced Bryan Caraway, losing by split decision. Streling was scheduled to face Raphael Assunção on December 9, 2016. However, Streling suffered an injury on November 23, causing him to miss the entire match. The match was rescheduled for January 28, 2017, at UFC on Fox: Shevchenko vs. Pena.
On June 6, 2020, after a streak of 4 consecutive wins, he faces the nº4 contender in the bantamweight ranking Cory Sandhagen at UFC 250. He wins by submission in the 1st round and gets the title shot.
On March 7, 2021 he faces the Russian Petr Yan for the bantamweight title at the UFC 259 event, in the first of the three titled matches, winning the UFC belt, albeit by disqualification caused by an illegal knee by the Russian fighter in the 4th round of bantamweights.