All available race results Fritz Siefert
| Date | Race | Rank |
| 01/05 | Rund um Köln | 3 |
| 23/05 | Strassenmeisterschaft von Deutschland | 18 |
| Grünes Band der IRA | ||
| 21/09 | Stage 3 | 3 |
| 22/09 | Stage C4 | 9 |
| 25/09 | Stage 5 | 3 |
| 26/09 | General Classification | 4 |
Rider information for 1948
| Rank | 269 |
| Score | 190 |
| Name | Fritz SIEFERT |
| Country | Germany |
| Team | Patria W.K.C. |
| Date | Race | Rank |
| 01/05 | Rund um Köln | 5 |
| 22/05 | G.P. Weinstrasse | 10 |
| Goldene Torpedo-Schärpe | ||
| 05/06 | Stage 2 | 8 |
| 06/06 | General Classification | 14 |
| 12/06 | Quer durchs Bayerische Hochland | 7 |
| 26/06 | Strassenmeisterschaft von Deutschland | 14 |
| Quer durch Deutschland | ||
| 10/07 | Stage 2 | 5 |
| 16/07 | Stage 7 | 6 |
Rider information for 1949
| Rank | 362 |
| Score | 111 |
| Name | Fritz SIEFERT |
| Country | Germany |
| Team | Patria W.K.C. |
| Date | Race | Rank |
| 07/05 | G.P. Weinstrasse | 4 |
| 21/05 | Bayerische Rundfahrt | 7 |
| 18/06 | Finale Meisterschaft von Deutschland | 9 |
| 18/06 | Strassenmeisterschaft von Deutschland | 4 |
| Deutschlandrundfahrt | ||
| 13/08 | Stage 2 | 3 |
| 19/08 | Stage 7 | 7 |
| 20/08 | Stage 8 | 5 |
| 22/08 | Stage 10 | 7 |
| 24/08 | Stage 11 | 1 |
| 26/08 | Stage 13a | 6 |
| 27/08 | Stage 14 | 10 |
| 29/08 | Stage 15 | 3 |
| 30/08 | Stage 16 | 2 |
| 31/08 | Stage 17 | 9 |
| 31/08 | General Classification | 14 |
| 16/09 | München - Zürich | 2 |
Rider information for 1950
| Rank | 197 |
| Score | 308 |
| Name | Fritz SIEFERT |
| Country | Germany |
| Team | Patria W.K.C. |
No results available in season 1951.
Rider information for 1951
| Rank | 1305 |
| Score | 0 |
| Name | Fritz SIEFERT |
| Country | Germany |
| Team | Patria W.K.C. |
| Date | Race | Rank |
| Tour de Romandie | ||
| 20/04 | General Classification | 25 |
| Ronde van Nederland | ||
| 02/06 | Stage 1 | 8 |
| Deutschlandrundfahrt | ||
| 06/08 | Stage 1 | 7 |
Rider information for 1952
| Rank | 419 |
| Score | 70 |
| Name | Fritz SIEFERT |
| Country | Germany |
| Team | Bismarck |
No results available in season 1953.
Rider information for 1953
| Rank | 1692 |
| Score | 0 |
| Name | Fritz SIEFERT |
| Country | Germany |
| Team | Bismarck |
No results available in season 1954.
Rider information for 1954
| Rank | 1708 |
| Score | 0 |
| Name | Fritz SIEFERT |
| Country | Germany |
| Team | Bismarck |
| Date | Race | Rank |
| Deutschlandrundfahrt | ||
| 05/06 | Stage 1 | 4 |
| 10/06 | Stage 6 | 5 |
| 12/06 | General Classification | 15 |
Rider information for 1955
| Rank | 423 |
| Score | 84 |
| Name | Fritz SIEFERT |
| Country | Germany |
| Team | Bismarck |