MalePeter Constant Coops |
| Birth | 9 Jul 1870 | Doetinchem, Gelderland, Netherlands |
| Death | 7 Dec 1936 | 's Gravenhage, Zuid Holland, Nederland |
| Burial | ||
| Marriage | 22 Feb 1900 | Arnhem, Gelderland, Nederland |
| Other Spouse | Susanna Margaretha Vinkhuyzen | F2830 | |
| Marriage | 1 Nov 1900 | The Hague, South Holland, Netherlands |
| Father | Johan Marius Coops | F2462 Group Sheet | |
| Mother | Arnoldina Lamberta Uitenhage de Mist | F2462 Group Sheet | |
FemaleHelena Catharina Kesper |
| Birth | 1 Mar 1874 | Amsterdam, Noord-Holland, Nederland |
| Death | 4 Mar 1973 | Haarlem, Noord Holland, Nederland |
| Burial | ||
| Other Spouse | Willem Marinus Karel Boudewijn Van Idsinga | F1649 | |
| Marriage | 22 Feb 1900 | Arnhem, Gelderland, Nederland |
| Father | ||
| Mother | ||
Female+ Helena Catharina Coops |
| Birth | 21 Oct 1913 | The Hague, South Holland, Netherlands |
| Death | 9 Mar 2009 | Baarn, Utrecht,Nederland |
| Burial | ||
| Spouse | Henri Gérard Rambonnet | F3079 | |
| Marriage | 15 Oct 1934 | The Hague, South Holland, Netherlands |