Rogério Bontorin

Rogério Raab Bontorin (born 25 April 1992) is a Brazilian mixed martial artist who competes in the Flyweight division of Rizin Fighting Federation. A professional since 2013, he most notably fought in the Ultimate Fighting Championship (UFC). He was the formal 57 kg Brazilian Jiu-jitsu Northeast Brazil champion.

Background
Bontorin, a resident of Colombo, Paraná, Brazil in a family farm where he works. He started his MMA career at the age of 18.

Early career
Bontorin made his professional debut in 2013 and fought primarily in his native country Brazil as well as Japanese promotion Pancrase.

Bontorin faced Takeshi Kasugai at Pancrase 283 on 18 December 2016. He missed the contracted weight and went on to win the fight via first-round submission. However, the win was overturned to no contest due to the weight miss.

He amassed a record of 13–1 (1) prior to participate in Dana White's Contender Series.

Dana White Contender Series
Dawson appeared in Dana White's Contender Series Brazil 1 web-series program. He faced Gustavo Gabriel Silva on 10 August 2018 and won the fight via a submission in round two. With the win, Bontorin was offered a UFC contract.

Ultimate Fighting Championship
Bontorin made his promotional debut on 2 February 2019 at UFC Fight Night: Assunção vs. Moraes 2, facing Magomed Bibulatov. At the weigh-ins, Bibulatov weighed in at 127 pounds, 1 pound over the flyweight non-title fight limit of 126 and he was fined 20 percent of his purse, which went to Bontorin. He won the fight via unanimous decision.

His next fight came on 10 August 2019 at UFC Fight Night: Shevchenko vs. Carmouche 2 against Raulian Paiva. He won the fight via technical knockout by cutting the eyebrow of Paiva in round one.

On 15 February 2020 Bontorin faced Ray Borg at UFC Fight Night: Anderson vs. Błachowicz 2. At the weigh-ins, Borg failed to make weight, coming in at 128 pounds, two pounds over the flyweight non-title limit of 126 pounds. He was fined 30% of his fight purse, which went to Bontorin and the bout proceeded at a catchweight. He lost the fight via unanimous decision.

Bontorin was scheduled to face Manel Kape on 15 August 2020 at UFC 252. However, Bontorin pulled out of the fight on 22 July due to an ankle injury. Promotion officials tried to find a replacement for Kape but he was eventually removed from the card.

Bontorin faced Kai Kara-France on 6 March 2021 at UFC 259. He lost the fight via knockout in round one.

Bontorin faced Matt Schnell, replacing Alex Perez, on 15 May 2021 at UFC 262. At the weigh ins, Bontorin weighed in at 137 pounds, 1 pound over the bantamweight non-title fight limit. The bout proceeded at catchweight and Bontorin was fined 20% of his individual purse, which went to Schnell. He won the fight via unanimous decision.

In June 2021, Bontorin was flagged by USADA for a potential doping violation. Bontorin tested positive for hydrochlorothiazide, a banned diuretic, in an out-of-competition sample in May 2021. Bontorin, tested positive for hydrochlorothiazide (HCTZ) as the result of a urine sample collected out-of-competition on 1 May 2021. Following notification of his positive test, Bontorin provided open containers of two dietary supplements he obtained from a Brazilian compounding pharmacy that he was using prior to his positive test for analysis by a WADA-accredited laboratory. Although no prohibited substances were listed on the supplement product labels, the analysis revealed the presence of HCTZ in the products. Bontorin was given a three month suspension that began on 1 May 2021. The result was overturned to a no contest.

Bontorin faced Brandon Royval on 15 January 2022 at UFC on ESPN 32. He lost the fight via split decision.

Bontorin was scheduled to face Manel Kape on June 11, 2022, at UFC 275. However, the bout was scrapped the day before the event due to Bontorin suffering kidney issues related to cutting weight.

On June 23, 2022, it was announced that Bontorin was released from his contract and no longer on the UFC roster. Bontorin is planning on moving up to Bantamweight.

Rizin FF
In his first bout post UFC, Bontorin faced Yuki Motoya on December 31, 2022 at Rizin 40. He lost by KO due to a flying knee in the second round.

Bontorin faced Yutaro Muramoto at Rizin Landmark 6 on October 1, 2023, winning the bout by unanimous decision.