+--Bartholomew Rancker  (1650-13 Feb 1680)
+--Peter Rancker  (13 Feb 1680-4 Jan 1742/1743)
|  +--Maria Singer  (1652-AFT 1692)
Peter Rancker  (26 Jan 1719-13 Feb 1783)
+--Anna Barbara Mueller  (1688-20 Aug 1748)