1913 - 1985 (71 jaar) 
Foto's versturen
Heeft 43 voorvaders en 4 nakomelingen in deze stamboom.
| Otto Johannes Maria Cordes | |
| G: | 09 dec 1945 |
| Wolvega, , Friesland, The Netherlands | |
| O: | 02 apr 1999 |
| Scheerwolde, , Overijssel, The Netherlands | |
|
| Martha Wortelboer | |
| G: | 29 aug 1913 |
| Sappemeer, , Groningen, The Netherlands | |
| O: | 28 apr 1985 |
| Meppel, , Drenthe, The Netherlands | |
| Petrus Bernardus Cordes | |
| G: | 07 jan 1900 |
| Kalkwijk, Hoogezand, , Groningen, The Netherlands | |
| H: | 03 feb 1944 |
| Giethoorn, , Overijssel, The Netherlands | |
| O: | 10 aug 1971 |
| Wolvega, , Friesland, The Netherlands | |
