A. Blömer, Ahnenliste Hans Wilhelm Coenen zu Jüchen, Mönchengladbach 1981, S. 9
♥ = Vorfahren Heinrich ESSERS > | (1649-1680)x1672 Johann ESSERS | Anna QUACK > ♥ | (1678-1762)x1699 (1646-1689) Werner ESSERS | | (1707-1788)x1729 | Werner GLASMACHER > ♥ | | | (1635-1688)x1662 | | Sophia GLASMACHER | Maria ZILLESSEN > ♥ | (1675-1721)x1699 (1639-1678) Cornelius ESSERS | | (1741-1817)x1766 | ♥ Wilhelm LINDGENS > ♥ | | | (1637-1728)x1660 | | Wetzel LINDGENS |♥ Engel QUACK > ♥ | | | (1675-1756)x1702 (1643-1725) | | Engel LINDGENS | | (1708-1749)x1729 | Johann Ferdinand PFEIFFER > ♥ | | | (1643-1721)x1671 | | Johanna PFEIFFER | Kunigunda STROMMENGER > ♥ | (1683-1741)x1702 (1646-1711) |--Johann Peter ESSER | (1776-1847)x1827 Lambert SCHEREN > | | (1636-1716)x1663 | Otto SCHEREN | Elisabeth PLATZER > | | (1674-1733)x1704 (1640-1680) | Peter SCHEREN | | | (1715-1787)x1741 | Peter ESSER > | | | | (1650-1712)x1680 | | | Maria ESSER | Anna SCHÜLLER > | | (1681-....)x1704 (1655-1711) | Maria Katharina SCHEREN | (1745-1807)x1766 | Johann Adam OVERLACH > | | (1640-1677)x1667 | Wilhelm OVERLACH | Katharina SOHNS > | | (1670-1735)x1698 (1645-1716) | Margaretha OVERLACH | (1707-1766)x1741 | Heinrich SCHIFFERS > | | (1640-1689)x1669 | Katharina SCHIFFERS | Grietgen SCHREY > (1674-1733)x1698 (1648-1709)