Petronella Gertruida Allida Austin 1914–… | | |
| | Pieter Theunis Barend Christiaan Austin …–… | | | | Petronella Gertruida Cornelia Jonker 1863–1948 | | | | William Hendrik Austin 1839–1906 Maria Marthina Booyens 1841–1914 | | |
| | | Pieter Theunis Barend Christiaan Jonker 1836–1924 Elizabeth Johanna Christina Fritz 1840–1901 | | | | Johan Thomas David Fritz 1819–1907 Gertruida Pieternella Otto 1820–1895 | | | | Johan Thomas David Fritz 1780–1853 Anna Susanna Du Toit 1788–1833 |
| | | Hendrik Johannes Otto 1779–… Johanna Elizabeth Hamman 1784–… | | |
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