2. Johann Frederick Piper (Conrad ) was born on 24 Oct 1784 in Alswede, W.Falen, Prussia, Germany. He died after 1870 in Ia. He was buried in Ia.
Johann married Caroline Friederike Itzenplitz on 23 Dec 1810 in Berlin, Brandenberg, Germany. Caroline was born in 1794.
They had the following children:
+ 3 M i Frederick Charles Piper + 4 M ii William Frederick Piper