Johann married Christiane Charlotte Sophie Todsen on 19 Oct 1849 in Haderslev Vor Frue Kirke, Haderslev Vor Frue Sogn, Haderslev Amt. Christiane was born on 15 Jul 1829. [Group Sheet] [Family Chart]

1. Hans Christian Kier was born on 11 Oct 1851 in Eimsbüttel, Hamburg; died on 19 Nov 1928 in Flensburg, Schleswig-Holstein, Germany; was buried on 23 Nov 1928 in Højer Kirkegård, Højer Sogn, Højer Herred, Tønder Amt.

Family/Spouse: Christine Todsen. Christine was born on 23 Mar 1833 in Højer, Højer Sogn, Højer Herred, Tønder Amt; died on 16 Feb 1911; was buried on 21 Feb 1911 in Højer Kirkegård, Højer Sogn, Højer Herred, Tønder Amt. [Group Sheet] [Family Chart]

1. Thomas Ernst Kier was born on 10 Dec 1869 in Hamburg, Germany; died on 9 Jan 1927 in Hamburg-Altona, Germany.