Igor da Silva Severino (born April 21, 2003) is a Brazilian mixed martial artist. He currently competes in the Bantamweight division of Oktagon MMA, where he is the current Oktagon Bantamweight Champion. He previously competed in the Ultimate Fighting Championship (UFC).
During 2018âÂÂ2022, Severino completed in Brazil regional promotion. He amassed a record of 7âÂÂ0 record before his fight at Dana White's Contender Series.
Severino completed at DWCS season 7: Week 7 on September 19, 2023, against Jhonata Silva. He won the fight via technical knockout in round two and he was awarded a UFC contract.
In his UFC debut, Severino faced André Lima on March 23, 2024, at UFC on ESPN 53. He lost the fight via disqualification after attempting to bite a chunk out of his opponent, with Lima left showing off a deep bite mark on his arm following the bout.
After his fight was disqualified for biting opponent, Severino was subsequently released from his contract with the promotion. On June 25, 2024, Severino then received a nine-month suspension and was fined $2,000 by the Nevada State Athletic Commission (NSAC) and was eligible to return on December 23, 2024.
On April 27, 2024, it was reported that Severino signed with the Oktagon MMA.
In his promotional debut, Severino made his return against Jonas MÃÂ¥gÃÂ¥rd on December 29, 2024, at . He won the fight via split decision.
Severino was scheduled to face Jack Cartwright for the vacant Oktagon Bantamweight Championship on April 26, 2025, at . However on April 12, the promotion announced that Cartwright had suffered an injury. The bout was then re-scheduled to take place on August 9, 2025, at . In turn, Cartwright withdrew once again due to injury and was replaced by Elvis Batista da Silva. Subsequently, the bout was cancelled once again due to an injury, although it isnâÂÂt clear which fighter couldnâÂÂt compete at this time.
Severino was scheduled to face Khurshed Kakhorov for the vacant Oktagon Bantamweight Championship on October 18, 2025, at . At the weigh-ins, Kakhorov weighed in at 135.8 lb, 0.8 pounds over the limit. As a result, Balart was ineligible for the title, which left only Severino eligible to win the title. However, before the event started, Kakhorov was forced to withdraw from the event due to health issues. Therefore, the bantamweight title bout was cancelled once again.
|- |Win |align=center|10âÂÂ1 |Khurshed Kakhorov |TKO (punches) |Oktagon 85 | |align=center|2 |align=center|1:38 |Hamburg, Germany | |- |Win |align=center|9âÂÂ1 |Jonas MÃÂ¥gÃÂ¥rd |Decision (split) | | |align=center|3 |align=center|5:00 |Prague, Czech Republic | |- |Loss |align=center|8âÂÂ1 |André Lima |DQ (biting) | | |align=center|2 |align=center|2:52 |Las Vegas, Nevada, United States | |- |Win |align=center|8âÂÂ0 |Jhonata Silva |TKO (punches) |Dana White's Contender Series 63 | |align=center|2 |align=center|2:37 |Las Vegas, Nevada, United States | |- |Win |align=center|7âÂÂ0 |Manoel Rodrigues de Lima |TKO (punches) |Jungle Fight 110 | |align=center|2 |align=center|4:58 |Rio de Janeiro, Brazil | |- |Win |align=center|6âÂÂ0 |Lucas Kenner |Submission (north-south choke) |Jungle Fight 106 | |align=center|1 |align=center|4:04 |Santa Luzia, Brazil | |- |Win |align=center|5âÂÂ0 |Davi de Souza Almeida |TKO (punches to the body) |Jungle Fight 104 | |align=center|2 |align=center|1:08 |São Paulo, Brazil | |- |Win |align=center|4âÂÂ0 |Wellington Rocha Moura |Submission (guillotine choke) |Jungle Fight 103 | |align=center|1 |align=center|1:58 |São Paulo, Brazil | |- |Win |align=center|3âÂÂ0 |Gabriel Rodrigues Oliveira |TKO (doctor stoppage) |Rei da Selva Combat 15 | |align=center|1 |align=center|1:27 |Manaus, Brazil | |- |Win |align=center|2âÂÂ0 |Jhonatas Souza |Submission (armbar) |Pitbull Fight Combat 3 | |align=center|3 |align=center|2:01 |Terra Santa, Brazil | |- |Win |align=center|1âÂÂ0 |Jean Carlos Santino |Submission (rear-naked choke) |Alternativa Fight Combat 4 | |align=center|1 |align=center|1:58 |Juruti, Brazil |