[2] Belcher made his professional debut in July 2004 against Tim Ellis in Freestyle Fighting Championship and won by TKO.
[7] At UFC 69, Belcher lost to The Ultimate Fighter 3 winner Kendall Grove via D'arce choke.
[8] One month later, Belcher stepped in on short notice to replace injured Eric Schafer against Sean Salmon at UFC 71 on May 26, 2007.
[18] After a controversial split decision victory over Ed Herman, Belcher fought Pride FC veteran Denis Kang at UFC 93.
Alan stated on his Twitter account that he started to lose the vision in his right eye whilst in Brazil.
Belcher quickly postured up and began landing punches and elbows to open Jason's guard.
He then passed and continued to punish MacDonald and won the fight via verbal submission due to strikes in the first round.
[38] Belcher called the collapse of the UFC 151 a "blessing in disguise" as he would have been unable to compete due to a fractured spine, keeping him out of action until November.
[42] Bisping controlled the majority of the fight due to his conditioning and cardio pushing a constant pace.
[46] Belcher was set to return from retirement to face Marcus Sursa at Empire FC 5 on February 29, 2020, but the bout never materialized for unknown reasons.
[47] Belcher faced The Ultimate Fighter: Heavyweights tournament winner Roy Nelson at Gamebred Bareknuckle MMA 6 on November 10, 2023.
[51] On May 20, 2021 – over five years removed from his MMA retirement and nursing the eye injury – it was announced that Belcher had signed a multi-fight contract with Bare Knuckle Fighting Championship.
[54] He made his sophomore appearance in the sport against Bobo O'Bannon at BKFC Fight Night: Jackson on January 29, 2022.
[61] After Belcher booked his professional boxing bout against Chase DeMoor, he was stripped of his BKFC Heavyweight title but still continues to be a part of the organization's roster.
[64] However, due to an injury, Rahman withdrew leaving Detrailous "Teddy" Webster as a late replacement.
Webster failed his medicals thus resulting in reality television star, Chase DeMoor, stepping in as a replacement for an exhibition bout.