Rogers was born in Chicago, Illinois and grew up in the south and west sides of the city, also living in the housing project Cabrini Green, a notoriously dangerous and gang-infested neighborhood. Rogers also grew up in this area during the crack cocaine epidemic, which made the neighborhood especially dangerous. He would often come to the aid of one of his younger brothers during street fights and, because of his imposing size, Rogers was often recruited to be in gangs, but turned down the offers. When he was twelve years old, Rogers moved to Minnesota with his grandmother.
Rogers attended Harding High School in Saint Paul, Minnesota where he played football and basketball. Rogers then went on to attend a junior college and began practicing Tae Kwon Do during this time. Before becoming a professional fighter, he had a job changing tires in a garage. Rogers had fifteen "Tough Man" bouts before going into professional mixed martial arts.
Rogers began his MMA training with Team Bison in Bloomington, MN, in the garage of head trainer Mike Reilly. Currently, Rogers trains with "Ambition MMA" in a state-of-the-art training facility formed by Reilly and his partners in 2008. Rogers continues to train on a daily basis with Reilly.
Rogers was charged in early 2011 with third degree assault on his wife and was immediately released from his Strikeforce contract.
In the EliteXC: Primetime post-fight press conference, Rogers called out internet sensation Kimbo Slice, stating that Kimbo's match with James Thompson was "garbage" and that Rogers believed Kimbo tapped to a guillotine choke in the first round. Kimbo Slice then stood up, telling Rogers, "That sounds like a challenge, big dog." Rogers then barked back, "It is. In the cage." EliteXC folded later that year, and a match between the two was never consummated.
In February 2009, Rogers signed with Strikeforce. On June 6, 2009, at Strikeforce: Lawler vs Shields, he defeated former UFC heavyweight champion Andrei Arlovski by TKO after 22 seconds of the opening round. This victory launched Rogers to the top of the list of heavyweights in Strikeforce and he agreed to fight MMA legend Fedor Emelianenko on CBS in Fedor vs Rogers on November 7. In the second round Fedor hit Rogers with a hard overhand right that dropped Rogers to the ground and John McCarthy quickly stopped the bout, breaking Brett's undefeated record with a KO loss.
Rogers was scheduled to face Alistair Overeem on May 15, 2010 at Strikeforce: Heavy Artillery. After a great deal of discussions on whether or not the bout would be for Overeem's Strikeforce Heavyweight Championship, it was confirmed on March 29 that the title would indeed be on the line. On May 15, 2010, Rogers lost to Overeem via TKO (strikes) at 3:40 of round one, landing only one punch in the entire fight according to CompuStrike. Rogers picked up a win against Ruben Villareal by decision in the W-1 promotion. Brett Rogers was defeated via a one arm triangle choke submission by Josh Barnett on June 18, 2011 at Strikeforce: Dallas as part of an eight-man heavyweight tournament.
Rogers made his return to MMA at Titan Fighting Championships 20 against UFC veteran Eddie Sanchez. He lost the fight via split decision.
Rogers was expected to fight Dave Keeley at M-1 Global - Korea on August 17, 2013. The fight didn't happen because the event was cancelled for unknown reasons.
On June 5, 2012 it was announced that Rogers had signed a deal with Bellator Fighting Championships. He made his debut on June 22, 2012 at Bellator 71 against Kevin Asplund and won the bout by TKO after Asplund's eye closed up between rounds, prompting the referee to stop the fight.
Rogers competed in the Bellator season seven heavyweight tournament and faced Alexander Volkov in the quarter finals at Bellator 75. Volkov dominated the fight by making the most of his reach advantage. Rogers lost via unanimous decision. It was later revealed that Rogers had broken his arm during the fight, leading to his poor performance.
Rogers was scheduled to face Eric Prindle at Bellator 93 on March 21 but the fight was cancelled when Prindle pulled out.
After leaving Bellator, Rogers next fought at FEFoMP: Mayor Cup 2013 against Evgeny Erokhin on October 5. He won the fight by split decision.
His next fight was at Super Fighting Enterprise where he faced Edson Ramos on November 30. He won by knockout to become the SFE Heavyweight Champion, the first championship of his career.
One month later, he fought at Inoki Bom-Ba-Ye 2013 where he faced Phil De Fries. He lost the fight by submission.
In his next bout, Rogers faced up-and-coming Russian prospect Konstantin Erokhin at Fight Nights - Battle of Moscow 15 on March 28, 2014. Rogers lost via unanimous decision.
Rogers' next appearance was at Inoki Genome Fight 1 on April 4, 2014 against Yusuke Kawaguchi. Rogers won the bout via knockout in just 28 seconds.
On May 17, 2014, Rogers faced Evgeny Erokhin in a rematch at FEFoMP- Mayor Cup 2014. Rogers was knocked out with a right hook to the chin in the later stages of round two.
The following July, Rogers faced Magomed Malikov at Fight Nights: Battle of Moscow 16. Rogers won via TKO when Malikov broke his leg while attempting a right low kick in the second round.
Rogers faced Denis Goltsov on September 19, 2014 at Tech-Krep FC: PRIME 3. He lost the fight via unanimous decision.
Rogers faced Aslambek Musaev on October 4, 2014 at ACB 10: Coliseum Time. He won via TKO in the first round.Super Fighting Enterprise
SFE Heavyweight Championship (1 Time, Current)
Fought in the First Ever MMA Fight in Primetime on a Major American Television Network