| | Lloyd William SIELBECK 1923–2005 | | | | Johann Christian Frederick SIELBECK 1894–1957 Agnes Marie DYER 1900–1967 | | | | Henry Richard SIELBECK 1858–1952 Anna Sophia KOCH 1868–1957 | | | | Christian SIELBECK 1820–1873 Anna Friederica Lisette GROTHMANN 1829–1900 | | | | Friedrich Moritz Adolph GROTHMANN 1802–1882 Anna Elsabein FRANTZEN (REINING) 1801–1834 Anna Catharina Friederike KRÖNER 1807– | | |
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