Theodor married Dorothea Louise Wilhelmine Luecke Lücke on 31 May 1868 in Dyer, Indiana, USA. Dorothea (daughter of Friedrich Gottlieb Luecke Lücke and Sophie Henriette Elisabeth Meyer) was born on 12 Aug 1831 in Segelhorst, Niedersachsen, Germany; died on 14 Sep 1895 in Hanover Township, Lake, Indiana, USA; was buried on 16 Sep 1895 in Dyer, Indiana, USA. [Group Sheet] [Family Chart]

1. Dorothea Elting Becker was born on 21 Dec 1870 in Hanover Township, Lake, Indiana, USA; died on 24 Aug 1938; was buried in Crown Point, Indiana, USA.
2. Wilhelmine Minna Becker was born on 8 Oct 1873 in Hanover Township, Lake, Indiana, USA; died on 22 Oct 1899; was buried in Hanover Township, Lake, Indiana, USA.