| Father | Male Jacobus Derks |
| Born | cir 1725 | Zyfflich, Kranenburg, North Rhine-Westphalia, Germany |
| Died | ||
| Buried | ||
| Married | ||
| Father | Theodorus Derks | F186447 Group Sheet | |
| Mother | ||
| Mother | Female Maria Gerards |
| Born | cir 1730 | Zyfflich, Kranenburg, North Rhine-Westphalia, Germany |
| Died | ||
| Buried | ||
| Father | ||
| Mother | ||
| Child 1 | Female Theodora Derks |
| Born | cir 1750 | Zyfflich, Kranenburg, North Rhine-Westphalia, Germany |
| Died | ||
| Buried | ||
| Spouse | Joannes Kopp | F186448 | |
| Married | 01 May 1774 | Zyfflich, Kranenburg, North Rhine-Westphalia, Germany |
| Child 2 | Male Theodorus Derks |
| Born | cir 1752 | Zyfflich, Kranenburg, North Rhine-Westphalia, Germany |
| Died | ||
| Buried | ||
| Spouse | Wilhelmina Broekhoff | F186449 | |
| Married | 02 May 1780 | Zyfflich, Kranenburg, North Rhine-Westphalia, Germany |
| Child 3 | Male Joannes Derks |
| Born | 10 Jan 1753 | Zyfflich, Kranenburg, North Rhine-Westphalia, Germany |
| Died | ||
| Buried |
| Child 4 | Female Catharina Derks |
| Born | 11 Dec 1754 | Zyfflich, Kranenburg, North Rhine-Westphalia, Germany |
| Died | ||
| Buried |
| Child 5 | Female Helena Derks |
| Born | 17 Feb 1757 | Zyfflich, Kranenburg, North Rhine-Westphalia, Germany |
| Died | ||
| Buried | ||
| Spouse | Theodorus Neijhuizen | F186450 | |
| Married | 30 May 1786 | Zyfflich, Kranenburg, North Rhine-Westphalia, Germany |
| Child 6 | Male Reijnerus Derks |
| Born | 26 Mar 1759 | Zyfflich, Kranenburg, North Rhine-Westphalia, Germany |
| Died | ||
| Buried |
| Child 7 | Male Matthias Derks |
| Born | 11 Apr 1761 | Zyfflich, Kranenburg, North Rhine-Westphalia, Germany |
| Died | ||
| Buried |
| Child 8 | Male Christiaen Derks |
| Born | 08 Dec 1763 | Zyfflich, Kranenburg, North Rhine-Westphalia, Germany |
| Died | ||
| Buried | ||
| Spouse | Catharina Verheijen | F186451 | |
| Married | 05 May 1799 | Zyfflich, Kranenburg, North Rhine-Westphalia, Germany |
| Child 9 | Male Gerhard Dercks |
| Born | 03 Feb 1766 | Zyfflich, Kranenburg, North Rhine-Westphalia, Germany |
| Died | ||
| Buried | ||
| Spouse | Theodora Knipping | F129224 | |
| Married | 23 Nov 1800 | Zyfflich, Kranenburg, North Rhine-Westphalia, Germany |
| Child 10 | Female Petronella Derks |
| Born | 16 Dec 1767 | Zyfflich, Kranenburg, North Rhine-Westphalia, Germany |
| Died | ||
| Buried |