Billy Dempsey (Luis Juncosa) boxer
- bouts
- 11
- won
- 1
- lost
- 10
- draw
- 0
- Status
- inactive
- Division
- featherweight
- Debut
- 1921-10-02
- Height
- -
- Reach
- -
- Age
- -
- Born
- -
- Death
- -
- Nationality
- Cuba
| Date | Opponent | Last Opponents' Results | Place | Result |
|---|---|---|---|---|
| 1934-09-02 | Mario Valdez | WLLLLD | Havana | LOST Technical knockout |
| 1933-06-17 | Marino Diaz | LWLWLL | Havana | LOST Points |
| 1931-09-12 | Antonio Santana | WWWWLW | La Comercial, Havana | LOST Points |
| 1930-02-23 | Padron Finnegan | debut | Miramar Garden, Havana | LOST Points |
| 1929-04-27 | Rafael Fernandez | LLL | Havana | WIN Points |
| 1928-07-28 | Alfredo Casals | DLLLWD | Havana | LOST Points |
| 1928-01-14 | Armando Vidal | LWWWWD | Miramar Garden, Havana | LOST Points |
| 1927-10-08 | Johnny Cruz | debut | Nuevo Fronton, Havana | LOST Points |
| 1927-08-13 | Eugenio Molino | debut | Miramar Garden, Havana | LOST Points |
| 1925-10-31 | Florencio Hernandez | W | Havana | LOST Points |
| 1921-10-02 | Ernesto Morejon | debut | Santos & Artigas, Havana | LOST KO |