Leo Maderos boxer
- bouts
- 20
- won
- 3
- lost
- 13
- draw
- 4
- Status
- inactive
- Division
- welterweight
- Debut
- 1939-09-25
- Height
- -
- Reach
- -
- Age
- -
- Born
- -
- Death
- -
- Nationality
- USA
| Date | Opponent | Last Opponents' Results | Place | Result |
|---|---|---|---|---|
| 1941-02-10 | Billy McCoy | WWDLLL | Coliseum Bowl, San Francisco | LOST KO |
| 1941-01-27 | Santo Tringali | WWWWWW | Coliseum Bowl, San Francisco | LOST Technical knockout |
| 1940-12-17 | Emil Cody | LLWWLW | Auditorium, Oakland | LOST Points |
| 1940-10-24 | Harold Red Rasmussen | DWWWD | L-st Arena, Sacramento | LOST Points |
| 1940-10-14 | Paulie Peters | DWWWL | Coliseum Bowl, San Francisco | LOST KO |
| 1940-06-24 | Al Barbour | W | Coliseum Bowl, San Francisco | WIN Technical knockout |
| 1940-06-04 | Henry Paz | DWWWLD | Civic Auditorium, San Jose | LOST KO |
| 1940-05-14 | Henry Paz | DDWWWL | Civic Auditorium, San Jose | DRAW Points |
| 1940-04-19 | Battling Ross | WLWWLL | L-st Arena, Sacramento | LOST Points |
| 1940-04-17 | Eddie Bello | DDLDDW | National Hall, San Francisco | LOST Points |
| 1940-03-13 | Battling Ross | WLWWWL | National Hall, San Francisco | LOST Points |
| 1940-02-28 | Eddie Rivers | LL | National Hall, San Francisco | LOST Points |
| 1940-02-14 | Frankie Santos | LLLLWL | National Hall, San Francisco | DRAW Points |
| 1940-01-31 | Petey Roberts | WDWLWW | National Hall, San Francisco | LOST Points |
| 1940-01-17 | Frankie Ramos | LWLLWL | National Hall, San Francisco | DRAW Points |
| 1940-01-03 | Indian Jerry Emm | debut | National Hall, San Francisco | WIN Technical knockout |
| 1939-12-18 | Charley Hendricks | LWLWWL | National Hall, San Francisco | DRAW Points |
| 1939-10-30 | Al Barber | debut | National Hall, San Francisco | LOST Points |
| 1939-10-16 | Pat Avila | DWLLDL | National Hall, San Francisco | WIN KO |
| 1939-09-25 | Frankie Venegas | WLLLLW | National Hall, San Francisco | LOST Points |