Helmut Siewert pugile
- combattimenti
- 10
- vinto
- 1
- perduto
- 7
- pareggiare
- 2
- Stato
- inactive
- Divisione
- heavyweight
- Debutto
- 1926-09-26
- Altezza
- -
- Arrivare a
- -
- Età
- -
- Nato
- -
- Morte
- -
- Nazionalità
- Germany
| Data | Avversario | Ultimi risultati degli avversari | Luogo | Risultato |
|---|---|---|---|---|
| 1928-09-01 | Seal Harris | WWDLWW | Tennis Stadion, Prague | LOST Technical knockout |
| 1928-08-10 | Hans Bischoff | L | Ruett-Arena, Neukoelln | LOST Points |
| 1928-01-05 | Ludwig Bach | DDL | Ausstellungshalle, Dresden | DRAW Points |
| 1927-12-04 | Rudi Wagener | DDWWLL | Westfalenhalle, Dortmund | LOST Technical knockout |
| 1927-10-30 | Ludwig Haymann | DWWWWD | Westfalenhalle, Dortmund | LOST KO |
| 1927-08-14 | Walter Tauwel | WLWL | Stadion, Hamborn | DRAW Points |
| 1927-06-16 | Phil Scott | WWWWWW | Premierland, Whitechapel | LOST KO |
| 1927-05-09 | Tom Norris | WLWLWL | Alcazar, Edmonton | WIN KO |
| 1926-11-21 | Ted Sandwina | D | Jahrhunderthalle, Wroclaw | LOST Technical knockout |
| 1926-09-26 | Leon Sebilo | WLLLDL | Arena Westfalenhalle, Dortmund | LOST Points |