All available race results Siegfried Adler
| Date | Race | Rank |
| Tour de l'Avenir | ||
| 03/07 | General Classification | 36 |
Rider information for 1965
| Rank | 1589 |
| Score | 0 |
| Name | Siegfried ADLER |
| Country | Germany |
| Team | Individual |
| Date | Race | Rank |
| Tour de l'Avenir | ||
| 14/07 | General Classification | 27 |
Rider information for 1966
| Rank | 595 |
| Score | 21 |
| Name | Siegfried ADLER |
| Country | Germany |
| Team | Individual |
| Date | Race | Rank |
| 19/02 | Trofeo Laigueglia | 49 |
| 4 Jours de Dunkerque | ||
| 04/05 | Stage 2a | 19 |
| 04/05 | Stage 2b | 3 |
| 05/05 | Stage 3 | 6 |
| 30/07 | Strassenmeisterschaft von Deutschland | 12 |
| Paris - Luxembourg | ||
| 15/09 | Stage 1 | 71 |
| 16/09 | Stage 2 | 43 |
| 17/09 | Stage 3 | 50 |
| 17/09 | General Classification | 54 |
| 24/09 | G.P. des Nations | 4 |
| 01/10 | G.P. de Fourmies | 15 |
| 15/10 | G.P. de Lugano | 10 |
| 04/11 | Trofeo Baracchi | 10 |
Rider information for 1967
| Rank | 293 |
| Score | 111 |
| Name | Siegfried ADLER |
| Country | Germany |
| Team | Bic |
| Date | Race | Rank |
| 30/03 | Ronde van Vlaanderen | 72 |
| 16/04 | Paris - Camembert | 44 |
| Vuelta a España | ||
| 27/04 | Stage 3b | 73 |
| 28/04 | Stage 4 | 21 |
| 03/05 | Stage 9 | 60 |
| 04/05 | Stage 10 | 64 |
| 05/05 | Stage 11 | 45 |
| Tour de France | ||
| 27/06 | Prologue | 15 |
| 28/06 | Stage 1 | 82 |
| 29/06 | Stage 2 | 89 |
| 15/09 | G.P. Baden-Baden | 6 |
| 22/09 | G.P. des Nations | 8 |
| 01/11 | Trofeo Baracchi | 5 |
Rider information for 1968
| Rank | 205 |
| Score | 202 |
| Name | Siegfried ADLER |
| Country | Germany |
| Team | Bic |
| Date | Race | Rank |
| 09/03 | Milano - Torino | 66 |
| Setmana Catalana | ||
| 28/03 | Stage 5b | 24 |
| 25/04 | Milano - Vignola | 15 |
| 27/04 | Coppa Bernocchi | 82 |
| 22/06 | Strassenmeisterschaft von Deutschland | 18 |
| 06/09 | G.P. Baden-Baden | 5 |
Rider information for 1969
| Rank | 457 |
| Score | 53 |
| Name | Siegfried ADLER |
| Country | Germany |
| Team | Eliolona |