W. Dovern, Familienbuch der Reformierten Gemeinde in Eschweiler, Jülich 1980, S. 24
♥ = Vorfahren ______________________ | Johannes CLEVEN |______________________ | x1682 Diedrich CLEVEN | | (1685-1755)x1714 | ♥ Diedrich IMMENDORFF> ♥ | | | (1625-....)x1650 | | Cäcilia IMMENDORFF |♥ Adriana zur MAHR > ♥ | (1661-....)x1682 (1625-....) Johann Matthias CLEVEN | | (1715-1783)x1739 | Gerhard HARRETZ | | | (1595-1648)x1628 | | Matthias HARRETZ | Maria WUNTZEN | | | (1640-....)x1673 (1600-1648) | | Johanna Katharina HARRETZ | ______________________ | (1681-1747)x1714 | | | | Agnes ORTHIUS |______________________ | (1650-1722)x1673 |--Theodor CLEVEN | (1740-1796)x1777 ______________________ | | | Winand SIMONS |______________________ | | x1669 | Simon SIMONS | ______________________ | | (1670-1736)x1706 | | | | | Sibylla MERTENS |______________________ | | x1669 | Sibylla SIMONS | (1716-1783)x1739 | Gerhard HARRETZ | | (1595-1648)x1628 | Matthias HARRETZ | Maria WUNTZEN | | (1640-....)x1673 (1600-1648) | Barbara HARRETZ | ______________________ (1678-1742)x1706 | | | Agnes ORTHIUS |______________________ (1650-1722)x1673