Info
| Last name | Diederich |
| First name | Jean |
| Nationality |  Luxembourg |
| Date of birth | 20-02-1922 |
| Place of birth | Esch-sur-Alzette |
| Passed away | 06-12-2012 |
| Age when passed away | 90 |
| Place of passing | Petange |
| Date | Rank | Race | |||||
|---|---|---|---|---|---|---|---|
| 22-08 | DNF |  UCI World Championship Valkenburg (CM) | |||||
| Ronde van Nederland (2.PRO) | |||||||
| 28-04 | 5 | Stage 5aMaastricht - Geleen (90.0km) | |||||
| 28-04 | 1 | Stage 5bGeleen - Eindhoven (90.0km) | |||||