C. Pick, Familienbuch Lennep 1654-1809, Plaidt 2014, S. 1961
J. Gruch, Die evangelischen Pfarrerinnen und Pfarrer im Rheinland III, Bonn 2018, Nr. 9464 („Ölbermann“)
_____________________ | Johann ÖLVERMANN |_____________________ | (1634-1699)x1655 Johannes ÖLVERMANN | | (1674-1732)x1701 | Peter HACKENBERG | | | (1604-1677)x1635 | | Christina HACKENBERG | N. | (1635-1711)x1655 Johann Daniel ÖLVERMANN | _____________________ | (1722-1799)x1749 | | | | Caspar HAMMACHER |_____________________ | | | (1652-1695)x1679 | | Katharina HAMMACHER | | (1680-1735)x1701 | Caspar WINDGASSEN > | | | (1632-1695)x1659 | | Katharina WINDGASSEN | Clara FRIELINGHAUS > | (1660-1733)x1679 (1631-1695) |--Johannes ÖLVERMANN | (1762-....)x1791 _____________________ | | | _______________________|_____________________ | | | Johannes SPIECKER | _____________________ | | (1687-1729)x1713 | | | | |_______________________|_____________________ | | | Maria Gertrud SPIECKER | (1723-1795)x1749 | Johannes LUCKHAUS | | (1620-1704)x1640 | Caspar LUCKHAUS | Katharina | | (1658-1729)x1690 (1619-1694) | Anna Katharina LUCKHAUS | _____________________ (1691-1764)x1713 | | | Katharina HAST |_____________________ (1663-1731)x1690