Ronaldo Souza

UFC Fight Night 150: Jacare vs. Hermansson was a mixed martial arts event produced by the Ultimate Fighting Championship held on April 27, 2019, at the BB&T Center in Sunrise, Florida.

UFC Fight Night 28: Teixeira vs. Bader was a mixed martial arts that was held on September 4, 2013, at Mineirinho Arena in Belo Horizonte, Brazil.

UFC Fight Night 36: Machida vs. Mousasi was a mixed martial arts event held on February 15, 2014, at the Arena Jaraguá in Jaraguá do Sul, Brazil. The event was headlined by a middleweight bout between former world champions Lyoto Machida and Gegard Mousasi.

UFC Fight Night 50: Jacare vs. Mousasi was a mixed martial arts event held on September 5, 2014, at the Foxwoods Resort Casino in Mashantucket, Connecticut.

UFC on FX 8: Belfort vs. Rockhold was a mixed martial arts event held on May 18, 2013, at the Arena Jaraguá in Jaraguá do Sul, Brazil. The event was headlined by a middleweight bout between perennial multi-divisional contender Vitor Belfort and the final Strikeforce Middleweight Champion and promotional newcomer and future UFC Middleweight Champion Luke Rockhold.

UFC 224: Nunes vs. Pennington is a mixed martial arts event produced by the Ultimate Fighting Championship held on May 12, 2018, at the Jeunesse Arena in Rio de Janeiro, Brazil.

UFC 230: Cormier vs. Lewis is a mixed martial arts event produced by the Ultimate Fighting Championship held on November 3, 2018 at Madison Square Garden in New York City, New York.

UFC 262: Oliveira vs. Chandler was a mixed martial arts event produced by the Ultimate Fighting Championship that took place on May 15, 2021 at the Toyota Center in Houston, Texas, United States. A UFC Lightweight Championship bout for the vacant title between former three-time Bellator Lightweight World Champion Michael Chandler and Charles Oliveira headlined the event.

World Heavyweight Champion Alistair "The Demolition Man" Overeem (32-11) will make his highly anticipated return to action against heavy-handed knockout artist Brett "The Grim" Rogers (10-1) in the main event of a STRIKEFORCE mixed martial arts (MMA) extravaganza at Scottrade Center in St. Louis, Mo., on Saturday, May 15. In another heavyweight confrontation, Andrei "The Pitbull" Arlovski (15-7) will clash with Antonio "Big Foot" Silva (13-2).

UFC 256: Figueiredo vs. Moreno was a mixed martial arts event produced by the Ultimate Fighting Championship that took place on December 12, 2020 at the UFC Apex facility in Enterprise, Nevada, part of the Las Vegas Metropolitan Area, United States.

Strikeforce World Grand Prix Semi-Finals: Barnett vs. Kharitonov was a mixed martial arts event held by Strikeforce that served as the Heavyweight Tournament semifinals. The event took place on September 10, 2011 at U.S. Bank Arena in Cincinnati, Ohio.

DREAM.6 took place on September 23, 2008, at Saitama Super Arena in Saitama, Japan, promoted by Fighting and Entertainment Group’s DREAM. The main event features Gegard Mousasi facing Ronaldo Souza in the Middleweight Grand Prix final to crown the first DREAM Middleweight Champion, with Mousasi advancing after a decision win over Melvin Manhoef and Souza submitting Zelg Galešić at DREAM.4. Other key bouts include Shinya Aoki vs. Todd Moore in a lightweight clash, Yoshihiro Akiyama vs. Masanori Tonooka, and Mirko Cro Cop vs. Alistair Overeem, which ends in a no-contest due to a knee strike. Additional fights showcase Hayato "Mach" Sakurai vs. Kuniyoshi Hironaka and Atsushi Yamamoto vs. Hideo Tokoro.

Strikeforce: Marquardt vs. Saffiedine was a mixed martial arts event held by Strikeforce. The event took place on January 12, 2013 at the Chesapeake Energy Arena in Oklahoma City, Oklahoma. This was the final event for Strikeforce before the organization is folded and merged with the UFC.

UFC 198: Werdum vs. Miocic was a mixed martial arts event held on May 14, 2016, at Arena da Baixada in Curitiba, Brazil. A UFC Heavyweight Championship bout between champion Fabrício Werdum and top contender Stipe Miocic served as the main event.

Strikeforce: Tate vs. Rousey was a mixed martial arts event that was held by Strikeforce. It took place on March 3, 2012 at the Nationwide Arena in Columbus, Ohio, United States. The event was the second that the organization had hosted in the state of Ohio and coincided with the Arnold Sports Festival, which annually draws up to 150,000 sports fans.

Strikeforce: Evolution was a mixed martial arts event to be held by the Strikeforce on December 19, 2009 in San Jose, California at the HP Pavilion at San Jose. The event aired live on Showtime in the US and live on SuperChannel in Canada.

Dream.2 Middle Weight Grandprix 2008 1st Round was a mixed martial arts event promoted by DREAM. It took place on Tuesday, April 29, 2008 at the Saitama Super Arena in Saitama City, Japan. The event hosted the opening round of the promotion's Middleweight Grand Prix. All bouts were conducted under DREAM Rules, (1stR x 10 min, 2ndR x 5min) in an 84 kg/185 lbs weight class.

UFC 194: Aldo vs. McGregor was a mixed martial arts event held by the Ultimate Fighting Championship on December 12, 2015 at the MGM Grand Garden Arena in Las Vegas, Nevada. The event was headlined by a UFC Featherweight Championship unification bout between then champion José Aldo and then interim champion Conor McGregor.

UFC Fight Night 164: Błachowicz vs. Jacaré was a mixed martial arts event produced by the Ultimate Fighting Championship that took place on November 16, 2019 at Ginásio do Ibirapuera in São Paulo, Brazil. A light heavyweight bout between former KSW Light Heavyweight Champion Jan Błachowicz and former Strikeforce Middleweight Champion Ronaldo Souza served as the event headliner.

Strikeforce: Houston, also known as Strikeforce: Houston: King Mo vs. Feijao, was a mixed martial arts event that was held by Strikeforce on August 21, 2010 at Toyota Center in Houston, Texas, United States.After Jake Shields vacated the Strikeforce Middleweight Championship, there was much speculation that there would be a tournament for the title. However, Strikeforce announced that Ronaldo Souza and Tim Kennedy would fight for the championship.André Galvão was originally scheduled to face Nate Moore, however Jorge Patino stepped in on late notice for the injured Moore.The Cormier/Riley and Galvão/Patino preliminary bouts streamed live on Sherdog.com.

DREAM.9 took place on May 26, 2009, at Yokohama Arena in Yokohama, Japan, promoted by Fighting and Entertainment Group’s DREAM. The main event features the Featherweight Grand Prix semifinals, with Hiroyuki Takaya vs. Yoshiro Maeda and Hideo Tokoro vs. Abel Cullum, following their first-round wins at DREAM.7. Other key bouts include Ronaldo Souza vs. Jason Miller for the vacant DREAM Middleweight Championship, where Souza comes off a submission win over Matt Lindland and Miller advances after defeating Yushin Okami. The card also features the Super Hulk Tournament opening round with Hong Man Choi vs. Jose Canseco and Gegard Mousasi vs. Mark Hunt.

Strikeforce: Rousey vs. Kaufman, which is headlined by the Strikeforce women’s bantamweight championship bout between Ronda Rousey and Sarah Kaufman, and the middleweight bout between Ronaldo “Jacare” Souza and Derek Brunson, airs on Showtime from the Valley View Casino Center in San Diego, California.

Boxing legend Roy Jones Jr makes his professional comeback aged 54 when he faces ex-UFC lightweight champion Anthony Pettis.

UFC on Fox 15: Machida vs. Rockhold was a mixed martial arts event held on April 18, 2015, at the Prudential Center in Newark, New Jersey. The event was the sixth event that the UFC has hosted in Newark, New Jersey and was headlined by a middleweight bout between former UFC Light Heavyweight champion Lyoto Machida and former Strikeforce Middleweight champion Luke Rockhold.