Isidro Pérez (May 24, 1964 – January 9, 2013) was a Mexican professional boxer. Pérez is a former WBO Flyweight Champion.
In May 1986, Isidro won the Mexican National Light Flyweight Championship by beating veteran Jorge Cano.
WBC Light Flyweight Championship
In his first World Championship attempt he lost a very disputed twelve-round decision to Jung-Koo Chang in Chungmu Gymnasium, Daejeon, South Korea.
On August 18, 1990 Pérez won the WBO Flyweight Championship by upsetting Puerto Rico's Angel Rosario with a twelfth round T.K.O. in Ponce, Puerto Rico.
Isidro Pérez was reported to have died in Mexico in January 2013, he was reported missing earlier. Perez's friends and family have not heard from him in months previous to reporting him missing and he has not cashed a pension check since September 2012. Date of death was not reported.
List of Mexican boxing world champions
List of world flyweight boxing champions
Boxing record for Isidro Pérez from BoxRec (registration required)