Wytske Ludovica Petroeska van Keulen
| Family | Pedigree | Reports |
| Wytske Ludovica Petroeska van Keulen |
| b. 6 Dec 1982 |
| d. |
| Rene Cornelis van Keulen |
| b. 13 Jul 1948 |
| d. |
| Cornelia Gerarda Maria Kievits |
| b. 24 Mar 1952 |
| d. |
| Adrianus Cornelis van Keulen |
| b. 11 Mar 1911 |
| d. 27 Aug 1989 |
| Anna Catharina Peeters |
| b. 6 Nov 1911 |
| d. 9 Oct 1968 |