Peter married Barbara Mayer in 1825 in Köln, Nordrhein-Westfalen, Germany. Barbara was born in 1787 in North Rhine-Westphalia, Nordrhein-Westfalen, Germany; died in Dec 1842 in Green Bay, Brown County, Wisconsin, USA. [Group Sheet] [Family Chart]

Peter married Anna Maria Jung on 17 Jan 1843 in Little Chute, Outagamie County, Wisconsin, USA. Anna was born in 1809 in Prussia (Germany). [Group Sheet] [Family Chart]

1. Gertrude Diedrich was born on 2 Jul 1843 in Outagamie County, Wisconsin, USA; died on 8 Dec 1881 in Kaukauna, Outagamie County, Wisconsin, USA; was buried in Kaukauna, Outagamie County, Wisconsin, USA.