Children |
| 1. Catharina Gerlach, b. 01 Mar 1820, Rotterdam, ZH, NLD d. 03 Jul 1833, Rotterdam, ZH, NLD (Age 13 years) |
| 2. Hendrikus Bernardus Gerlach, b. 03 Feb 1822, Rotterdam, ZH, NLD |
| 3. Martinus Jacobus Gerlach, b. 16 May 1824, Rotterdam, ZH, NLD d. 31 Jul 1832, Rotterdam, ZH, NLD (Age 8 years) |
| 4. Johannes Gerlach, b. 07 Aug 1826, Rotterdam, ZH, NLD |
| 5. Geertruida Elizabeth Gerlach, b. 27 Oct 1828, Rotterdam, ZH, NLD |
| 6. Catharina Johanna Gerlach, b. 17 Dec 1836, Rotterdam, ZH, NLD d. 20 Dec 1836, Rotterdam, ZH, NLD (Age 0 years) |
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