| 1. Johanna de Blaauw |
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| B: |
6 Aug 1777 |
| P: |
's-Gravenhage, Zuid-Holland, Netherlands |
| D: |
23 Jan 1845 |
| P: |
's-Gravenhage, Zuid-Holland, Netherlands |
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| 2. Johannes de Blaauw |
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| B: |
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| P: |
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| M: |
6 Jun 1802 |
| P: |
's-Gravenhage, Zuid-Holland, Netherlands |
| D: |
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| 4. |
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| 8. |
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| 16. |
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| 32. |
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| 64. |
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| 128. |
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| 256. |
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| 512. |
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