Alex Oliveira is a Brazilian professional mixed martial artist currently competing in the Welterweight division of the Ultimate Fighting Championship (UFC).
Oliveira made his promotional debut as a short notice replacement against Gilbert Burns on March 21, 2015 at UFC Fight Night 62, filling in for an injured Josh Thomson. After arguably winning each of the first two rounds, Oliveira eventually lost via submission in the third round.
For his second fight in the UFC, Oliveira was again tabbed as short notice replacement and faced K.J. Noons on May 30, 2015 at UFC Fight Night 67, filling in for Yan Cabral. Oliveira won the fight via submission in the first round.
Competing in his third UFC fight in just over three months, Oliveira faced promotional newcomer Joe Merritt on June 27, 2015 at UFC Fight Night 70. Oliveira won the fight by unanimous decision.
Oliveira faced Piotr Hallmann in a lightweight bout on November 7, 2015 at UFC Fight Night 77. He won the fight by knockout in the third round. The win also earned Oliveira his first Performance of the Night bonus award.
Oliveira fought Donald Cerrone on February 21, 2016 at UFC Fight Night 83, filling in for Tim Means. Oliveira lost the fight via submission in the first round.
Oliveira faced James Moontasri on July 23, 2016 at UFC on Fox 20. He won the one-sided fight via unanimous decision.
Oliveira next faced Will Brooks in a lightweight bout on October 1, 2016 at UFC Fight Night 96. The bout took place at a catchweight of 161.5 lbs, as Oliveira missed weight. Oliveira won the fight via KO in the third round.
Oliveira faced Tim Means on December 30, 2016 at UFC 207. The bout was halted in the first round after Means landed several knees to the head of Oliveira while he was considered a grounded opponent. As a result, Oliveira was unable to continue after the foul occurred. Subsequently, referee Dan Miragliotta judged that the foul was accidental, and in turn, the result was scored a No Contest.
A rematch with Means eventually took place on March 11, 2017 at UFC Fight Night 106. Oliveira won the bout via submission in the second round.
Oliveira faced Ryan LaFlare on July 22, 2017 at UFC on Fox 25. He won the fight via knockout in the second round, after landing a well timed right uppercut. He was awarded his second Performance of the Night bonus award.
Oliveira faced Yancy Medeiros on December 2, 2017 at UFC 218. He lost the back-and-forth fight via TKO in the third round. Despite the loss, Oliveira earned his first Fight of the Night bonus award for the fight.
Oliveira defeated Carlos Condit on April 14, 2018 at UFC on Fox 29, after replacing injured Matt Brown.