Rob Brant has three losses against three opponents on his boxing record. For a list of Brant's best fights, refer to "Best fights of Rob Brant".
On June 26, 2021 Rob Brant faced off against Janibek Alimkhanuly at age 30. He was coming in with a record of 26-3 (18), and Alimkhanuly was 28 years old and with a record of 9-0 (5). Brant lost the fight via 8th-round retirement.
On July 12, 2019 Rob Brant met Ryōta Murata in a middleweight (WBA (Regular)) world-title defense fight. Brant was 28 years old and with a record of 25-2 (17), and Murata was 33 years old and with a record of 14-2 (11). Brant lost the fight via 2nd-round TKO and lost the title.
On October 27, 2017 Rob Brant faced off against Jürgen Brähmer at age 27. He was coming in with a record of 22-1 (15), and Brähmer was 39 years old and with a record of 48-3 (35). Brant lost the fight via 12-round unanimous decision.