| Nation |  |
| First name | Wilhelm |
| Last name | Duden |
| Nickname | |
| Profession | |
| Born on | 00.00.0000 |
| Birthplace |
| Number of races as rider | 41 |
| Number of first places | 13 |
| Number of second places | 9 |
| Number of third places | 3 |
| Podiums in percent | 60.98% |
| Total points | 404 |
| Driven WM races | 14 |
| Driven EM races | 0 |
| Driven DM races | 2 |
| Driven Bahnpokal | 0 |
Performance from Wilhelm Duden compared to the following drivers
| Opponent | Pic | Country | Meetings |  |  | Won |
|---|---|---|---|---|---|---|
| Egon Müller |  | | 8 | 10 | ||
| Georg Hack |  | | 8 | 7 | ||
| Alois Wiesböck |  | | 4 | 9 | ||
| Hans-Otto Pingel |  | | 7 | 5 | ||
| Anders Michanek |  |  | 6 | 6 | ||
| Frank Kehlenbeck | | | 11 | 0 | ||
| Zdenek Kudrna |  |  | 6 | 4 | ||
| Bernd Diener |  | | 9 | 1 | ||
| Karl Maier |  | | 3 | 7 | ||
| Ales Dryml |  | | 5 | 5 | ||
| Peter Collins |  |  | 5 | 4 | ||
| Jiri Stancl |  | | 4 | 5 | ||
| Ivan Mauger |  |  | 2 | 7 | ||
| Jan Käter | | | 7 | 1 | ||
| Josef Huckelmann | | | 8 | 0 |
| Date | City | Event | Lizenz | Place | Points |
|---|---|---|---|---|---|
| 17.05.1987 | Rastede | NWBM-Lauf | A-Solo | 1 | 5 |
| 13.07.1986 | Osnabrück | offenes Rennen | A-Solo | 2 | 13 |
| 13.07.1986 | Osnabrück | NWBM-Lauf | A-Solo | 2 | 4 |
| 06.06.1986 | Zweibrücken | offenes Rennen | A-Solo | 3 | 8 |
| 01.06.1986 | Bad Zwischenahn | offenes Rennen | A-Solo | 1 | 19 |
| 01.06.1986 | Bad Zwischenahn | NWBM-Lauf | A-Solo | 1 | 5 |
| 19.05.1986 | Harsewinkel | offenes Rennen | A-Solo | 14 | 0 |
| 19.05.1986 | Harsewinkel | NWBM-Lauf | A-Solo | 1 | 5 |
| 11.05.1986 | Rastede | offenes Rennen | A-Solo | 1 | 18 |
| 11.05.1986 | Rastede | NWBM-Lauf | A-Solo | 1 | 5 |
| 08.05.1986 | Lüdinghausen | NWBM-Lauf | A-Solo | 1 | 5 |
| 08.05.1986 | Lüdinghausen | offenes Rennen | A-Solo | 1 | 15 |
| 27.04.1986 | Celle | NWBM-Lauf | A-Solo | 1 | 5 |
| 27.04.1986 | Celle | offenes Rennen | A-Solo | 2 | 23 |
| 20.04.1986 | Mulmshorn | offenes Rennen | A-Solo | 1 | 14 |
| 20.04.1986 | Mulmshorn | NWBM-Lauf | A-Solo | 1 | 5 |
| 12.05.1985 | Rastede | offenes Rennen | A-Solo | 2 | 17 |
| 05.08.1984 | Korskro | WM Semi 2 | A-Solo | 17 | 2 |
| 20.05.1984 | Scheeßel | WM Quali 4 | A-Solo | 1 | 20 |
| 13.05.1984 | Rastede | offenes Rennen | A-Solo | 5 | 12 |
| 22.05.1983 | Harsewinkel | WM Quali 3 | A-Solo | 11 | 6 |
| 17.10.1982 | Rastede | offenes Rennen | A-Solo | 2 | 15 |
| 23.05.1982 | Scheeßel | WM Quali 2 | A-Solo | 13 | 5 |
| 27.09.1981 | Scheeßel | DM | A-Solo | 5 | 15 |
| 20.09.1981 | Radgona | WM Finale | A-Solo | 18 | 0 |
| 02.08.1981 | Pfarrkirchen | WM Semi 1 | A-Solo | 4 | 13 |
| 24.05.1981 | Harsewinkel | WM Quali 2 | A-Solo | 10 | 9 |
| 14.09.1980 | Scheeßel | WM Finale | A-Solo | 6 | 11 |
| 10.08.1980 | Radgona | WM Semi 2 | A-Solo | 2 | 17 |
| 11.05.1980 | Hamburg Farmsen | WM Quali 3 | A-Solo | 3 | 15 |
| 09.09.1979 | Marienbad | WM Finale | A-Solo | 14 | 6 |
| 10.09.1978 | Mühldorf | WM Finale | A-Solo | 16 | 5 |
| 11.09.1977 | Aalborg | WM Finale | A-Solo | 4 | 15 |
| 30.05.1977 | Rastede | offenes Rennen | A-Solo | 6 | 8 |
| 30.05.1977 | Rastede | NWBM-Lauf | A-Solo | 1 | 5 |
| 26.09.1976 | Pfarrkirchen | DM | A-Solo | 4 | 20 |
| 12.09.1976 | Marienbad | WM Finale | A-Solo | 15 | 4 |
| 16.05.1976 | Rastede | NWBM-Lauf | A-Solo | 2 | 4 |
| 16.05.1976 | Rastede | offenes Rennen | A-Solo | 3 | 10 |
| 25.05.1975 | Rastede | offenes Rennen | A-Solo | 2 | 12 |
| 09.09.1973 | Rastede | offenes Rennen | A-Solo | 2 | 9 |