|  Male Robert Alexander Jackson | 
| Birth | 7 Apr 1812 | Gorinchem, Zuid-Holland, Nederland  | 
| Death | 15 Feb 1901 | Utrecht, Utrecht, Nederland  | 
| Burial | ||
| Marriage | 26 Aug 1846 | Breda, Noord-Brabant, Nederland  | 
| Other Spouse | Carolina Phebe Bert | F1600 | |
| Marriage | 24 May 1855 | Zutphen, Gelderland, Nederland  | 
| Father | John Jackson | F2037 Group Sheet | |
| Mother | Aletta Catharina van de Landen | F2037 Group Sheet | |
|  Female Geertruida Wilhelmina Twiss | 
| Birth | 13 May 1818 | Oirschot, Noord-Brabant, Nederland  | 
| Death | 24 Oct 1853 | Maastricht, Limburg, Nederland  | 
| Burial | ||
| Father | Francis Twiss | F1004 Group Sheet | |
| Mother | Catharina Quirina Suermondt | F1004 Group Sheet | |
|  Male John Jackson | 
| Birth | 3 Aug 1847 | Maastricht, Limburg, Nederland  | 
| Death | 23 Nov 1857 | Haarlem, Noord-Holland, Nederland  | 
| Burial | 
|  Male Willem Jackson | 
| Birth | 29 Apr 1850 | Maastricht, Limburg, Nederland  | 
| Death | 28 Jan 1890 | Utrecht, Utrecht, Nederland  | 
| Burial | ||
| Spouse | Helene Maria Adolphine Francoise Mollinger | F1834 | |
| Marriage | ||
|  Male Robert Alexander Jackson | 
| Birth | 27 Oct 1852 | Maastricht, Limburg, Nederland  | 
| Death | 8 Oct 1911 | Lochem, Gelderland, Nederland  | 
| Burial | ||
| Spouse | Henriette Jacqueline Ampt | F1869 | |
| Marriage | 29 Dec 1906 | Maastricht, Limburg, Nederland  |