Here is a list of Mendoza's best fights. For a list of Mendoza's losses, refer to "Brian Mendoza Losses".
On April 8, 2023 Brian Mendoza fought Sebastian Fundora in a super-welterweight world-title fight for Fundora's WBC title. Mendoza was 29 years old and with a record of 22-2 (16), and Fundora was 25 years old and with a record of 20-0-1 (13). Mendoza stopped Sebastian Fundora via 7th-round KO and is crowned the new super-welterweight world champion.
On November 5, 2022 Brian Mendoza faced off against Jeison Rosario at age 28. He was coming in with a record of 21-2 (15), and Rosario was 27 years old and with a record of 23-3-1 (17). Mendoza stopped Jeison Rosario via KO.