Leobardo Mancillas boxer
- bouts
- 40
- won
- 6
- lost
- 32
- draw
- 2
- Status
- inactive
- Division
- bantamweight
- Debut
- 1986-03-16
- Height
- -
- Reach
- -
- Age
- -
- Born
- 1969-01-17
- Death
- -
- Nationality
- Mexico
| Date | Opponent | Last Opponents' Results | Place | Result |
|---|---|---|---|---|
| 1996-03-30 | Orlando Fernandez | WWWLWW | Condado | LOST Corner retirement |
| 1994-09-02 | Saul Duran | WWWWWW | Ciudad Juarez | LOST Technical knockout |
| 1994-08-13 | Hector Arroyo | DWWLWW | Coliseo Ruben Rodriguez, Bayamon | LOST Technical knockout |
| 1994-06-15 | Saul Duran | WWWWWW | Ciudad Juarez | LOST Split-decision |
| 1994-04-28 | Wayne Boudreaux | WWLWLW | Baker | LOST Points |
| 1994-03-25 | Angel Aldama | WWLWWL | Victoria de Durango | LOST Points |
| 1994-03-04 | Juan Baldwin | WWWWWL | Convention Center, Albuquerque | LOST KO |
| 1993-06-30 | James Lonaker | WWWWLW | I.C. Light Amphitheater, Pittsburgh | LOST Technical knockout |
| 1993-05-07 | Richard Fowler | LLLLLL | Roller West Ballroom, Albuquerque | LOST Unanimous decision |
| 1993-04-17 | Johnny Vasquez | WDLWWW | Wyndham Resort, Scottsdale | LOST Corner retirement |
| 1993-03-13 | Raul Gutierrez | LWWWWW | Mexico City | LOST Technical knockout |
| 1993-02-16 | Martin Ulloa | WWWW | Veteran's Memorial Coliseum, Phoenix | LOST Unanimous decision |
| 1992-12-26 | Benny Dominguez | LLWLLL | LOST Points |
|
| 1992-11-24 | Martin Ulloa | WWW | Phoenix | LOST Points |
| 1992-10-30 | Steve Hindi | WWWW | Roller West Ballroom, Albuquerque | LOST Unanimous decision |
| 1992-10-16 | Angel Aldama | WWWWLW | Victoria de Durango | LOST Points |
| 1992-08-21 | Kelcie Banks | DWWLWL | Union Plaza Casino, Las Vegas | LOST Unanimous decision |
| 1992-08-14 | Anthony Fernandez | LWWWWW | Omni Hotel, Phoenix | LOST Split-decision |
| 1992-06-24 | Luis Rodriguez | WWWWWW | Centennial Hall, Mesa | LOST Technical knockout |
| 1992-02-20 | Anthony Jones | WWLWWW | Convention Centre, Winnipeg | LOST Technical knockout |
| 1992-01-11 | Darryl Tyson | WWWWWW | Convention Center, Washington | LOST KO |
| 1991-12-27 | Marco Antonio Ludwig | WWWWWW | LOST Technical knockout |
|
| 1991-11-19 | Richard Salazar | WWWLWW | La Villa Real Convention Center, McAllen | LOST Technical knockout |
| 1991-09-10 | Tony Green | WLWWWW | Blue Horizon, Philadelphia | LOST Technical knockout |
| 1991-05-24 | Harold Warren | LWWWWL | Memorial Coliseum, Corpus Christi | LOST Technical knockout |
| 1991-02-15 | Juan Angel Macias | WWWWWW | Arena Olímpico Laguna, Gomez Palacio | LOST Unanimous decision |
| 1990-12-21 | Angel Fernandez | L | Reynosa | LOST KO |
| 1990-09-28 | Sergio Garcia | LLLLL | DRAW Points |
|
| 1990-06-01 | Jose de Jesus Garcia | WWWWLL | Ciudad Juarez | LOST KO |
| 1990-04-06 | Jose de Jesus Garcia | WWWWWL | Arena Olímpico Laguna, Gomez Palacio | WIN Unanimous decision |
| 1990-03-15 | Jorge Castro | LWLWWW | LOST Technical knockout |
|
| 1990-01-01 | Salvador Ogaz | W | Arena Olímpico Laguna, Gomez Palacio | WIN KO |
| 1989-10-22 | Jose Hernandez | LL | Zacatecas | WIN KO |
| 1989-06-23 | Jorge Fuentes | LLWWWL | Reynosa | LOST Points |
| 1989-05-05 | Hector Ulises Chong | WWWWWW | Arena Olímpico Laguna, Gomez Palacio | LOST Split-decision |
| 1989-01-01 | Jorge Palomares | WLWWW | Arena Olímpico Laguna, Gomez Palacio | LOST Split-decision |
| 1988-08-19 | Pedro Rabago | LWWLWW | WIN Technical knockout |
|
| 1988-05-13 | Francisco Rosas | L | Victoria de Durango | WIN Points |
| 1988-04-09 | Julio Pliego | LWLW | Mexico City | DRAW Points |
| 1986-03-16 | Hector Ulises Chong | WWWWWL | WIN Points |