Johan Willem Theodoor van Erp
| Family | Pedigree | Reports |
| Johan Willem Theodoor van Erp |
| b. 22 Sep 1940 |
| d. 6 Jan 1990 |
| Theodoor van Erp |
| b. 29 Nov 1911 |
| d. 24 Dec 1971 |
| Adelaide Georgine Regina Henriette van Ravesteyn |
| b. 7 Sep 1911 |
| d. 18 Feb 2007 |
| Theodoor van Erp |
| b. 26 Mar 1874 |
| d. 7 May 1958 |
| Wilhelmina Henriette Elizabeth Grevers |
| b. 15 Jan 1881 |
| d. 10 Oct 1969 |
| Theodoor van Ravesteyn |
| b. 12 Jun 1897 |
| d. 26 Apr 1949 |
| Albertine Uiterwijk |
| b. 9 Mar 1883 |
| d. |
| Willem Vitus van Erp |
| b. 15 Jun 1835 |
| d. |
| Anna Susanna Elisabeth van Swieten |
| b. 1 Nov 1849 |
| d. 23 Jun 1923 |
| Johan Arnold Paul Grevers (Generaal-Majoor KNIL) |
| b. 6 Dec 1854 |
| d. 19 Feb 1931 |
| Maria Aletta Louisa Trip |
| b. 28 Aug 1855 |
| d. 15 Aug 1940 |
