Julius Siepmann boxeador
- luta
- 11
- vitória
- 4
- derrota
- 6
- empate
- 1
- Estado
- inactive
- divisão
- light heavyweight
- Estreia
- 1936-03-20
- Altura
- -
- Alcance
- -
- Idade
- -
- Born
- -
- Death
- -
- Nascimento
- Germany
| Data | Adversário | Últimos resultados dos adversários | Lugar | Resultado |
|---|---|---|---|---|
| 1942-02-06 | Richard Vogt | WWWWWW | Etablissement Sagebiel | LOST KO |
| 1941-10-16 | Jupp Besselmann | WDWWWW | Velodrome d'Hiver, Paris | LOST KO |
| 1941-09-06 | Hein Wiesner | WWLWWW | Deutschlandhalle, Charlottenburg | LOST Points |
| 1941-07-20 | Eduard Peter | DDLLLL | Cirque Royal, Brussels | LOST Points |
| 1939-11-17 | Gustav Thiess | WLDLD | Neue Welt | WIN Points |
| 1939-01-20 | Nico Droog | LLLDLW | Planetarium, Düsseldorf | LOST Points |
| 1938-09-08 | Emile Konter | WWLWWD | Rheinhalle, Düsseldorf | DRAW Points |
| 1938-01-13 | Hans Paggen | WW | Rheinhalle, Düsseldorf | WIN Points |
| 1937-02-05 | Nico Droog | DLLLWD | Rheinhalle, Düsseldorf | LOST Technical knockout |
| 1936-10-02 | Willy van der Rheydt | LWLLLL | Rheinhalle, Düsseldorf | WIN Points |
| 1936-03-20 | Alfred Graumann | LL | Rheinhalle, Düsseldorf | WIN Points |