Here is a list of Gámez's best fights. For a list of Gámez's losses, refer to "Leo Gámez Losses".
On October 9, 2000 Leo Gámez fought Hideki Todaka in a super-flyweight world-title fight for Todaka's WBA title. Gámez was 37 years old and with a record of 33-7-1 (25), and Todaka was 27 years old and with a record of 17-2-1 (8). Gámez stopped Hideki Todaka via 7th-round KO and is crowned the new super-flyweight world champion.
On October 21, 1993 Leo Gámez fought Shiro Yahiro in a light-flyweight world-title fight for the WBA title. Gámez was 30 years old and with a record of 25-3 (18). Gámez stopped Shiro Yahiro via 9th-round TKO and is crowned the new light-flyweight world champion.
On May 29, 1999 Leo Gámez fought Josué Camacho in a super-flyweight world-title fight for Camacho's WBA title. Gámez was 35 years old and with a record of 32-6-1 (24). Gámez stopped Josué Camacho via 8th-round TKO and is crowned the new super-flyweight world champion.
On April 30, 1987 Leo Gámez faced off against Pedro Nieves in a light-flyweight bout at age 23. He was coming in with a record of 13-0 (9). Gámez stopped Pedro Nieves via KO.
On August 22, 1987 Leo Gámez faced off against Alfredo Reyes in a light-flyweight bout at age 24. He was coming in with a record of 15-0 (11). Gámez stopped Alfredo Reyes via TKO.