| 1. Maria Jacoba Hartzer, b. 15 Oct 1880 |
| 2. Anna Maria Hartzer, b. 27 Oct 1882 |
| 3. Daniel Matheus Hartzer, b. 23 Sep 1884 |
| 4. Isabella Jacoba Hartzer, b. 7 May 1887 |
| 5. Susanna Sara Hartzer, b. 27 Aug 1889 |
| 6. Pieternella Andrisa Hartzer, b. 5 Aug 1891 |
| 7. Wellem Jacobus Hartzer, b. 23 Apr 1894 |
| 8. Maria Aletta Hartzer, b. 29 Jul 1896 |
| 9. Jacoba Adreana Jakobs Hartzer, b. 8 Nov 1898 |
| 10. Abraham Gerstoffel Johannes Hartzer, b. Abt 1899 |
| 11. Wellemina Sovia Hartzer, b. 29 Apr 1901 |
| 12. Ragel Heiletjie Hartzer, b. 9 Apr 1904 |
| 13. Dirk Johannes Hartzer, b. 2 Sep 1906 |