H.F. Macco, Geschichte und Genealogie der Familien Peltzer, Aachen 1901, S. 144
B. Koerner / E. Strutz, Bergisches Geschlechterbuch 3 (DGB 83), Görlitz 1935, S. 298 f.
E. Strutz, Deutsches Geschlechterbuch 130, Limburg/Lahn 1962, S. 275, 289
_____________________________ | Johann Wilhelm CLEFF |_____________________________ | Johann Abraham CLEFF | _____________________________ | (1729-1805)x1751 | | | | Maria Gertrud TESCHE |_____________________________ | Johann Abraham CLEFF | _____________________________ | (1751-1818)x1793 | | | | Johann Peter HÜLSEY |_____________________________ | | | | | Katharina Elisabeth HÜLSEY | _____________________________ | (1726-1793)x1751 | | | | N. |_____________________________ |--Friedrich Wilhelm CLEFF | (1803-1885)x1830 _____________________________ | | | Johann Caspar SIEPER |_____________________________ | | | Peter Engelbert SIEPER | _____________________________ | | (1735-1810)x1764 | | | | | N. |_____________________________ | | | Maria Katharina SIEPER | (1767-1838)x1793 | Jost Caspar Rötger ADRIANI > | | (1660-1721)x1695 | Johann Christoph ADRIANI | N. | | (1705-....)x1734 | Anna Christina ADRIANI | (1742-1805)x1764 | Heinrich HACKMANN | | | Anna Christina HACKMANN | N. x1734