Jan Alderts van der Schaaf
| Patroniem: | Alderts | |
| Sex: | Male | |
| Father: | ||
| Mother: | ||
| Birth: | Bef 1855 | |
Family 1
| Spouse/Partner: | Antje Hanzes Helder | b. Bef 1855 |
| Children: | ||
Janke van der Schaaff
 |
b. 27 Oct 1855 d. 1 Oct 1940 | |
| Patroniem: | Alderts | |
| Sex: | Male | |
| Father: | ||
| Mother: | ||
| Birth: | Bef 1855 | |
| Spouse/Partner: | Antje Hanzes Helder | b. Bef 1855 |
| Children: | ||
| Janke van der Schaaff
|
b. 27 Oct 1855 d. 1 Oct 1940 | |