Mario De Leon boxer
- bouts
- 30
- won
- 12
- lost
- 15
- draw
- 3
- Status
- inactive
- Division
- flyweight
- Debut
- 1965-02-12
- Height
- -
- Reach
- -
- Age
- 71
- Born
- 1942-02-15
- Death
- 2013-03-01
- Nationality
- Colombia
| Date | Opponent | Last Opponents' Results | Place | Result |
|---|---|---|---|---|
| 1973-03-16 | Ruben Valdes | WWWWWW | Cartagena | LOST KO |
| 1972-08-18 | Jaime Amaya | WWWWWW | Barranquilla | LOST KO |
| 1971-11-20 | Ubaldo Duarte | WLLLLL | Gimnasio Nuevo Panama, Panama City | WIN Unanimous decision |
| 1971-10-24 | Enrique Torres | WWWWWW | Gimnasio Neco de la Guardia, Panama City | LOST Split-decision |
| 1971-09-25 | Rafael Ortega | WWDDDW | Gimnasio Neco de la Guardia, Panama City | DRAW Points |
| 1971-08-21 | Senen Rios | LLLWWL | Gimnasio Nuevo Panama, Panama City | LOST Unanimous decision |
| 1971-05-27 | Nestor Jimenez | LWWWW | Teatro Circo, Cartagena | LOST Technical knockout |
| 1970-03-21 | Nestor Jimenez | WWWWWL | Monteria | LOST Points |
| 1969-10-27 | Omartin Valenilla | WDWWW | Caracas | LOST Points |
| 1969-06-27 | Hector Criollo | LLLLLL | Caracas | LOST KO |
| 1969-04-14 | Hilario Diaz | WWDWLL | Palacio de Deportes, Caracas | LOST Points |
| 1969-03-31 | Betulio Gonzalez | WWWWWW | Maracaibo | LOST Points |
| 1969-02-09 | Henry William Gonzalez | L | Estadio 11 de Noviembre, Cartagena | WIN Technical knockout |
| 1968-12-22 | Nestor Jimenez | WWWLWW | Coliseo Humberto Perea, Barranquilla | WIN KO |
| 1968-09-05 | Jose Severino | WWWWWW | Ginásio Estadual do Ibirapuera, Sao Paulo | LOST KO |
| 1968-04-28 | Agustin Cedeno | WLLWLW | Estadio Juan D. Arosemena, Panama City | WIN Unanimous decision |
| 1968-04-07 | Cammy Beto | LLWWLL | Gimnasio Neco de la Guardia, Panama City | LOST Unanimous decision |
| 1968-02-18 | Luis Carlos Urrunaga | WWLWWL | Gimnasio Nacional, Panama City | WIN Unanimous decision |
| 1967-04-01 | Jose Jimenez | WWWDDD | Estadio Juan D. Arosemena, Panama City | WIN KO |
| 1967-03-19 | Salvador Camargo | WWWWLW | Arena de Colon, Colon City | WIN Technical knockout |
| 1966-12-11 | Salvador Camargo | WDWWWW | Gimnasio Neco de la Guardia, Panama City | WIN Unanimous decision |
| 1966-10-23 | Salvador Camargo | WWDWWW | Arena de Colon, Colon City | LOST Points |
| 1966-09-23 | Edmundo Martinez | debut | Estadio 18 de Junio, Monteria | WIN Technical knockout |
| 1966-08-13 | Adalberto Iriarte | WWWDDD | Coliseo Humberto Perea, Barranquilla | WIN Technical knockout |
| 1966-07-23 | Adalberto Iriarte | WWWDD | Cerete | DRAW Points |
| 1966-01-19 | Justo Valdes | WLDLWW | Estadio 11 de Noviembre, Cartagena | LOST Points |
| 1965-09-04 | Justo Valdes | LWLDLW | Estadio Metropolitano, Barranquilla | LOST KO |
| 1965-04-24 | Adalberto Iriarte | WWW | Barranquilla | DRAW Points |
| 1965-03-28 | Felix Jaimes | WL | Monteria | WIN KO |
| 1965-02-12 | Hector Criollo | DLWLLW | Circo Santamaria, Bogota | WIN Split-decision |