Dorothea van Erp
| Family | Pedigree | Reports |
| Dorothea van Erp |
| b. |
| d. |
| Georges van Erp |
| b. |
| d. |
| Maria de Boer |
| b. |
| d. |
| Wilhelmus van Erp |
| b. 20 Jun 1857 |
| d. 9 Mar 1925 |
| Maria Minkels |
| b. 25 Feb 1864 |
| d. 15 Feb 1932 |
| Georges Nicolaas Jacobus van Erp |
| b. 27 Feb 1824 |
| d. 23 Jun 1909 |
| Isabelle Rolf |
| b. 29 Sep 1825 |
| d. 23 Dec 1917 |
