Jan Christiaan de Graaff
| Family | Pedigree | Reports |
| Jan Christiaan de Graaff |
| b. 18 Feb 1860 |
| d. 7 Nov 1926 |
| Arie de Graaff |
| b. 10 Mar 1837 |
| d. 18 Jul 1912 |
| Jacoba Cornelia Vis |
| b. 8 May 1838 |
| d. 13 May 1891 |
| Family | Pedigree | Reports |
| Jan Christiaan de Graaff |
| b. 18 Feb 1860 |
| d. 7 Nov 1926 |
| Arie de Graaff |
| b. 10 Mar 1837 |
| d. 18 Jul 1912 |
| Jacoba Cornelia Vis |
| b. 8 May 1838 |
| d. 13 May 1891 |