Luis Concepción has 11 losses against 10 opponents on his boxing record. For a list of Concepción's best fights, refer to "Best fights of Luis Concepción".
On October 13, 2023 Luis Concepción faced off against David Cuellar Contreras at age 38. He was coming in with a record of 40-11 (29), and Contreras was 21 years old and with a record of 25-0 (17). Concepción lost the fight via 8th-round TKO.
On October 7, 2022 Luis Concepción faced off against Hernan Marquez at age 37. He was coming in with a record of 40-10 (29). Concepción lost the fight via 10-round split decision.
On November 20, 2021 Luis Concepción fought Artem Dalakian in a flyweight world-title fight for Dalakian's WBA title. Concepción was 36 years old and with a record of 39-9 (28), and Dalakian was 34 years old and with a record of 20-0 (14). Concepción lost the fight via 9th-round TKO.
On May 11, 2019 Luis Concepción faced off against Alexandru Marin in a super-flyweight bout at age 33. He was coming in with a record of 37-8 (26). Concepción lost the fight via 10-round unanimous decision.
On September 8, 2018 Luis Concepción faced off against Andrew Moloney in a super-flyweight bout at age 32. He was coming in with a record of 37-7 (26), and Moloney was 27 years old and with a record of 17-0 (10). Concepción lost the fight via 10th-round TKO.
On September 2, 2017 Luis Concepción faced off against Iran Diaz at age 31. He was coming in with a record of 36-6 (25). Concepción lost the fight via 10-round unanimous decision.
On December 10, 2016 Luis Concepción faced off against Kal Yafai at age 31. He was coming in with a record of 35-5 (24), and Yafai was 27 years old and with a record of 20-0 (14). Concepción lost the fight via 12-round unanimous decision.
On April 4, 2015 Luis Concepción fought Carlos Cuadras in a super-flyweight world-title fight for Cuadras' WBC title. Concepción was 29 years old and with a record of 32-4 (23), and Cuadras was 26 years old and with a record of 31-0-1 (25). Concepción lost the fight via 12-round unanimous decision.
On October 29, 2011 Luis Concepción fought Hernán Márquez in a flyweight world-title fight for Márquez' WBA title. Concepción was 26 years old and with a record of 23-3 (18). Concepción lost the fight via 1st-round TKO.
On April 2, 2011 Luis Concepción met Hernán Márquez in a flyweight (WBA) world-title defense fight. Concepción was 25 years old and with a record of 22-2 (17). Concepción lost the fight via 11th-round TKO and lost the title.
On September 30, 2006 Luis Concepción faced off against Gilmer Baules at age 20. He was coming in with a record of 3-1 (2). Concepción lost the fight via 4-round unanimous decision.
