Castro Calderon (Pancho) boxer
- bouts
- 28
- won
- 11
- lost
- 14
- draw
- 3
- Status
- inactive
- Division
- featherweight
- Debut
- 1946-07-09
- Height
- -
- Reach
- -
- Age
- -
- Born
- -
- Death
- -
- Nationality
- Puerto Rico
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| Date | Opponent | Last Opponents' Results | Place | Result |
|---|---|---|---|---|
| 1951-05-17 | Tommy Pennino | WWLWWW | Eastern Parkway Arena, Brooklyn | LOST Technical knockout |
| 1951-04-16 | Alex Fimbres | WWWWWW | Valley Arena, Holyoke | LOST Unanimous decision |
| 1951-04-12 | Rafael Laboy | LWLWLD | Eastern Parkway Arena, Brooklyn | WIN Points |
| 1951-04-02 | Danny Falcone | LLLLLL | Valley Arena, Holyoke | WIN Unanimous decision |
| 1950-11-04 | Frankie Carrao | DWWDWW | Ridgewood Grove, Brooklyn | LOST KO |
| 1949-06-06 | Jerry Kortright | WDDWWL | Coney Island Velodrome, Brooklyn | WIN Points |
| 1949-05-17 | Danny Falcone | WWWWWL | Auditorium, Hartford | DRAW Points |
| 1949-04-11 | Mickey Young | DWLWWW | St. Nicholas Arena, New York | LOST Points |
| 1949-04-05 | Danny Falcone | WWWWWW | Auditorium, Hartford | WIN Points |
| 1949-02-24 | Jimmy Watkins | WWLWLL | Sunnyside Garden, Sunnyside, Queens | LOST Points |
| 1949-02-21 | Gilberto Gomez | W | St. Nicholas Arena, New York | WIN Points |
| 1949-02-16 | Ivor Fredericks | WWLWLL | Manhattan Center, New York | LOST Points |
| 1949-02-09 | Lee Bohles | LWWWDW | Kalurah Temple, Binghamton | LOST Technical knockout |
| 1949-01-26 | Jerry Kortright | WWLLW | Kalurah Temple, Binghamton | DRAW Points |
| 1948-11-18 | Jose Colon Garcia | LWWWLL | Sunnyside Garden, Sunnyside, Queens | LOST Points |
| 1948-10-27 | Fernando Gagnon | WWLLWD | Forum, Montreal | LOST KO |
| 1948-08-31 | Katsumi Morioka | LLLDWL | Auditorium Outdoor Arena, Hartford | WIN Points |
| 1948-08-10 | Artie Olson | LLLDLL | MacArthur Stadium, Syracuse | WIN Points |
| 1947-10-14 | Asuncion Llanos | WWW | Sixto Escobar Stadium, San Juan | LOST Points |
| 1946-11-22 | Charley Watson | debut | St. Nicholas Arena, New York | WIN Points |
| 1946-11-14 | Ivor Fredericks | debut | Forum Arena, Bronx | LOST Points |
| 1946-10-31 | Harry LaSane | WWWWWW | Masonic Hall, Highland Park | LOST Points |
| 1946-09-24 | Steve Bottiger | LWLLWL | Jersey City Gardens, Jersey City | DRAW Points |
| 1946-09-14 | Joe Ciaramella | LL | Forum Arena, Bronx | WIN KO |
| 1946-08-27 | Tony LaBua | WWWWWW | Dexter Park Arena, Woodhaven, Queens | LOST Points |
| 1946-08-24 | Allen Woods | DLLWWL | Braybrook Oval, Staten Island | WIN Points |
| 1946-08-06 | Johnny Johnson | LL | Dexter Park Arena, Woodhaven, Queens | LOST Points |
| 1946-07-09 | Larry Spencer | LLLL | Dexter Park Arena, Woodhaven, Queens | WIN Points |
