|  Male Willem Francois de Jonge | 
| Birth | 5 Feb 1876 | Amersfoort, Utrecht, Nederland  | 
| Death | 6 Mar 1920 | Lynden, Whatcom County, Washington, United States  | 
| Burial | Monumenta Cemetery, Lynden, Whatcom, Washington, United States  | |
| Marriage | 28 Jan 1902 | |
| Father | Marinus Willem Cornelis de Jonge | F819 Group Sheet | |
| Mother | Eva Maria Alida de Brauw | F819 Group Sheet | |
|  Female Antoinette le Cocq | 
| Birth | 1 May 1875 | Amersfoort, Utrecht, Nederland  | 
| Death | 19 May 1957 | Douglas, South Dakota, United States  | 
| Burial | ||
| Father | ||
| Mother | ||
|  Female Emma Dejonge | 
| Birth | 14 May 1903 | South-Dakota, United States  | 
| Death | 19 Jun 1972 | Seattle, King, Washington, United States  | 
| Burial | Monumenta Cemetery, Lynden, Whatcom, Washington, United States  | 
|  Female Cornillia Dejonge | 
| Birth | 11 Sep 1911 | South-Dakota, United States  | 
| Death | 15 Dec 2014 | Corsica, Douglas, South Dakota, United States  | 
| Burial | 2014 | Harrison, Douglas, South Dakota, United States of America  | 
|  Female Anatonett Dejonge | 
| Birth | Nov 1918 | South-Dakota, United States  | 
| Death | 26 Apr 2010 | |
| Burial | Chapel Hill Gardens South, Oak Lawn, Cook, Illinois, United States of America  |