| Male Leonardus Petrus Ruygrok |
| Birth | 23 Jul 1879 | |
| Death | 27 Sep 1960 | |
| Burial | ||
| Marriage | ||
| Type | onbekend | |
| Father | ||
| Mother | ||
| Female Hendrika Catharina Materman |
| Birth | 10 Feb 1891 | Zeist  |
| Death | 18 Aug 1975 | Zeist |
| Burial | 21 Aug 1975 | Zeist (woudenbergseweg ck160) |
| Father | Barend Materman | F14 Group Sheet | |
| Mother | Hendrika Catharina Hollaar | F14 Group Sheet | |
| Female Catharina Adriana Ruygrok |
| Birth | 4 Apr 1927 | |
| Death | 26 Apr 1993 | |
| Burial | 1 May 1993 | |
| Spouse | Hendrikus Johannes Jozef van Impelen | F238 (onbekend) | |
| Marriage | ||
