A. Blömer, Die aus Viersen stammende Rheydter Familie Irmen, Mönchengladbach 2010, S. 18, 20
Martin IRMEN | (1530-1600)x1555 Heinrich IRMEN | N. | (1565-1631)x1590 Martin IRMEN | ___________________ | (1600-....)x1637 | | | | Giertgen (?) FLECKEN |___________________ | x1590 Peter IRMEN | ___________________ | (1640-1708)x1672 | | | | _______________________|___________________ | | | | | Anna TEWIS | ___________________ | x1637 | | | |_______________________|___________________ |--Hermann IRMEN | (1674-1738)x1722 ___________________ | | | _______________________|___________________ | | | ___________________| ___________________ | | | | | | |_______________________|___________________ | | | Irm LENNERTS | ___________________ x1672 | | | _______________________|___________________ | | |___________________| ___________________ | | |_______________________|___________________