Carlston Harris has seven losses against seven opponents on his MMA record. For a list of Harris's best fights, refer to "Best fights of Carlston Harris".
On January 11, 2025 Carlston Harris faced off against Santiago Ponzinibbio in a welterweight bout at age 37. He was coming in with a record of 19-7 (8), and Ponzinibbio was 38 years old and with a record of 29-8 (22). Harris lost the fight via 3rd-round TKO.
On May 18, 2024 Carlston Harris faced off against Khaos Williams in a welterweight bout at age 36. He was coming in with a record of 19-6 (8), and Williams was 30 years old and with a record of 14-3 (8). Harris lost the fight via 1st-round KO.
On February 5, 2022 Carlston Harris faced off against Shavkat Rakhmonov in a welterweight bout at age 34. He was coming in with a record of 17-5 (8), and Rakhmonov was 27 years old and with a record of 14-0 (14). Harris lost the fight via 1st-round KO.
On September 21, 2018 Carlston Harris faced off against Jarrah Al-Silawi in a welterweight bout at age 31. He was coming in with a record of 12-4 (5). Harris lost the fight via 1st-round TKO.
On June 25, 2016 Carlston Harris faced off against Julio Cesar Andrade in a welterweight bout at age 28. He was coming in with a record of 8-3 (3). Harris lost the fight via 3-round split decision.
On March 10, 2012 Carlston Harris faced off against Fernando Bruno in a welterweight bout at age 24. He was coming in with a record of 1-2 (1). Harris lost the fight via 3-round unanimous decision.
On October 8, 2011 Carlston Harris faced off against Christiano Marques in a welterweight bout at age 24. He was coming in with a record of 0-1 (0). Harris lost the fight via 3-round split decision.
