| 1. Maria Isabella du Preez |
 |
| *: |
CALC 1897 |
| P: |
Aberdeen, Oos-Kaap, Suid-Afrika |
| †: |
27 Sep 1930 |
| P: |
Port Elizabeth, Oos-Kaap, Suid-Afrika |
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| 2. Johan Joachim Hendrik du Preez |
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| *: |
10 Jun 1868 |
| P: |
Aberdeen, Oos-Kaap, Suid-Afrika |
| x: |
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| P: |
Graaff-Reinet, Kaap, Suid-Afrika |
| †: |
8 Jan 1922 |
| P: |
Port Elizabeth, Oos-Kaap, Suid-Afrika |
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| 4. |
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| 8. |
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1897 - 1930 (33 jare)
