Len Leonard boxer
- bouts
- 30
- won
- 16
- lost
- 9
- draw
- 4
- Status
- inactive
- Division
- bantamweight
- Debut
- 1930-01-20
- Height
- -
- Reach
- -
- Age
- -
- Born
- -
- Death
- -
- Nationality
- Panama
| Date | Opponent | Last Opponents' Results | Place | Result |
|---|---|---|---|---|
| 1933-11-08 | Serafin Centeno | WWWLWW | Terminal Maritimo, Cartagena | LOST KO |
| 1933-09-10 | Kid Charol II | LWLLLL | Gimnasio Nacional, Panama City | LOST Points |
| 1933-04-02 | Al Romero | L | Gimnasio Nacional, Panama City | WIN KO |
| 1932-12-11 | Marcos Zorrilla | LWLLLD | Gimnasio Nacional, Panama City | LOST Points |
| 1932-11-09 | Young Castillo | DLWDLD | Gimnasio Nacional, Panama City | WIN Points |
| 1932-09-11 | Kid David | DWWL | Gimnasio Nacional, Panama City | WIN Points |
| 1932-04-17 | Kid David | WWDWW | Ideal Auditorium, Colon City | NC No Contest |
| 1932-03-19 | Kid David | LWWDW | Ideal Auditorium, Colon City | LOST Points |
| 1932-01-31 | Phil Tobias | WLLWWL | Gimnasio Nacional, Panama City | LOST Technical knockout |
| 1932-01-10 | Phil Tobias | WWLLWW | Plaza de Toros Vista Alegre, Panama City | WIN Points |
| 1931-12-06 | Alvin Barber | DLLWLD | Gimnasio Municipal, Colon City | WIN Points |
| 1931-11-15 | Young Uzcudun | LWLDDD | Gimnasio Municipal, Colon City | WIN Points |
| 1931-10-17 | Alvin Barber | DDDLLW | Gimnasio Municipal, Colon City | WIN Points |
| 1931-09-20 | Kid Mowat | LLWWWW | Gimnasio Nacional, Panama City | WIN KO |
| 1931-08-30 | Alvin Barber | WWDDDL | Gimnasio Nacional, Panama City | WIN KO |
| 1931-08-10 | Kid David | LDW | Ideal Auditorium, Colon City | WIN Points |
| 1931-06-14 | Pedro Lemos | LWWDD | Ideal Auditorium, Colon City | LOST Points |
| 1931-05-10 | Young Castillo | W | Gimnasio Nacional, Panama City | DRAW Points |
| 1931-01-10 | Pedro Lemos | DWLDL | Ideal Auditorium, Colon City | WIN Points |
| 1930-12-13 | Benny Palmer | WWWWLL | Ideal Auditorium, Colon City | WIN Technical knockout |
| 1930-11-15 | Pedro Lemos | DWDWLD | Gimnasio Municipal, Colon City | WIN KO |
| 1930-10-12 | Alvin Barber | LWDDWD | Plaza de Toros Vista Alegre, Panama City | WIN Points |
| 1930-10-10 | Hook Dawson | WLWLWW | Gimnasio Municipal, Colon City | LOST Points |
| 1930-07-13 | Indian Quintana | WW | Plaza de Toros Vista Alegre, Panama City | LOST Points |
| 1930-05-31 | Kid Juancito | WLWLWD | Gimnasio Municipal, Colon City | DRAW Points |
| 1930-05-18 | Tomas Prado | debut | Plaza de Toros Vista Alegre, Panama City | WIN Points |
| 1930-03-10 | Cliff Morgan | debut | Gimnasio Municipal, Colon City | WIN KO |
| 1930-02-17 | Young Shadow | WLWD | Gimnasio Municipal, Colon City | LOST Points |
| 1930-02-03 | Young Shadow | WLW | Gimnasio Municipal, Colon City | DRAW Points |
| 1930-01-20 | Kid Camaguey | L | Gimnasio Municipal, Colon City | DRAW Points |