A. Blömer, Die Familie Küppers aus Wickrathberg, Mönchengladbach 2006, S. 36
__ | ___________________|__ | Otto | __ | (1500-....)x1530 | | | |___________________|__ | Franz METTELEN | __ | (1530-1608)x1558 | | | | ___________________|__ | | | | | Mechthild | __ | (1510-....)x1530 | | | |___________________|__ |--Otto FRANZEN | (1560-1612)x1586 __ | | | Paul SIEBEN |__ | | (1475-1530)x1500 | Heinrich SIEBEN | __ | | (1500-1570)x1523 | | | | | Lene |__ | | x1500 | Katharina SIEBEN | __ (1535-1585)x1558 | | | ___________________|__ | | | Sibylla | __ (....-1555)x1523 | | |___________________|__