Billy Simpson boxeador
- luta
- 13
- vitória
- 5
- derrota
- 5
- empate
- 2
- Estado
- inactive
- divisão
- lightweight
- Estreia
- 1915-12-14
- Altura
- -
- Alcance
- -
- Idade
- -
- Born
- -
- Death
- -
- Nascimento
- USA
| Data | Adversário | Últimos resultados dos adversários | Lugar | Resultado |
|---|---|---|---|---|
| 1917-09-28 | Monk Fowler | DWDDWD | Dreamland Rink, San Francisco | LOST KO |
| 1917-09-07 | Joe Fallon | DWLLWW | Dreamland Rink, San Francisco | LOST Points |
| 1917-08-31 | Claire Bromeo | DWLDDL | Dreamland Rink, San Francisco | LOST Points |
| 1917-02-27 | Gene Bull Young | W | Valencia Theater, San Francisco | WIN Points |
| 1917-01-24 | Pete Francis | DLLLLL | Auditorium, Oakland | WIN Points |
| 1917-01-12 | Al Grunan | DLWLD | Dreamland Rink, San Francisco | WIN Points |
| 1917-01-05 | Frank Caldron | WW | Dreamland Rink, San Francisco | WIN Points |
| 1916-12-22 | Claire Bromeo | DWDWWW | Dreamland Rink, San Francisco | LOST Points |
| 1916-07-05 | Kid Peters | WDLWDW | Association Club, San Francisco | WIN Points |
| 1916-06-28 | Kid Peters | LWDLWD | Association Club, San Francisco | LOST Points |
| 1916-06-21 | Al Grunan | WDWWLD | Association Club, San Francisco | NC No Contest |
| 1916-06-14 | Al Grunan | LWDWWL | Association Club, San Francisco | DRAW Points |
| 1915-12-14 | Joe Rose | DWL | Dreamland Rink, San Francisco | DRAW Points |