A. Spemann, Tafel sämtlicher Nachfahren des kgl. preußischen Amtsrats Johann Friedrich Wilhelm Spemann, Stuttgart 1940, S. 8
______________________________________________ | Johann Peter Caspar NIEPMANN |______________________________________________ | x1797 Johann Karl NIEPMANN | ______________________________________________ | (1802-1882)x1827 | | | | Maria Gertrud METZMACHER |______________________________________________ | x1797 Karl NIEPMANN | | (1832-1880)x1858 | Arnold DIERGARDT > | | | (1729-1787)x1755 | | Arnold DIERGARDT | Elisabeth Sophia Henriette DIERGARDT > | | | (1765-....)x1794 (1732-1814) | | Margaretha Charlotte DIERGARDT | | (1807-1856)x1827 | Johann Hermann BÜNGER | | | | | Johanna Christina BÜNGER | N. | x1794 |--Maria NIEPMANN | (1861-1862) Johann Heinrich SPAEMAN | | (1728-1804) | Johann Friedrich Wilhelm SPEMANN | Katharina Richmuth Anna Clara GROßULENBROCK | | (1760-1813)x1795 (....-1776) | Heinrich Wilhelm SPEMANN | | | (1796-1856)x1827 | Johann Wilhelm KRONE > | | | | (1738-1802)x1765 | | | Johanna Elisabeth Carolina KRONE | Anna Christina KLÜSENER | | (1772-1856)x1795 (1744-1826) | Gottfrieda Wilhelmina Elisabeth SPEMANN | ______________________________________________ (1829-1883)x1858 | | | Heinrich Wilhelm Christian WALRABE |______________________________________________ | | (....-1839)x1798 | Johanna Christiane Elisabeth WALRABE | (1806-1862)x1827 | Gerhard Heinrich MELLMANN > | | (1744-....)x1773 | Maria Elisabeth MELLMANN | Katharina Gertrud FLEY > (1776-1861)x1798 (1750-1786)