Otto married Bessie Memmer in 1912 in South Dakota, USA. Bessie (daughter of George Cletus Memmer and Minnie Baker) was born on 8 Feb 1890 in Iowa, USA; died on 10 Oct 1976 in Avon, Bon Homme County, South Dakota, USA; was buried in Trinity Presbyterian Cemetery, Northwest Bon Homme, Bon Homme County, South Dakota, USA. [Group Sheet] [Family Chart]

1. Dorothea Verlyn Niehoff was born on 20 Sep 1915 in Avon, Bon Homme County, South Dakota, USA; died on 13 Oct 1997 in South Dakota, USA; was buried in Trinity Presbyterian Cemetery, Northwest Bon Homme, Bon Homme County, South Dakota, USA.