Otto Schroeder was married to Clara Rux January 24, 1917. Their children were: Erwin Martin Schroeder, Wilbert Otto Schroeder "Barney", Wilford Arthur Schroeder "Tex", Harry Leonard Schroeder. Harry is the father to John Schroeder, the donor. Clara Rux's siblings are: Anna, Hannah, Martha, William, Freida, Clara, Arthur, Alfred. Note with photo: "Picture of 5 of the 7 daughters of Frederick and Augusta Tetzloff Rux and others. Taken at the home of Anna in Pillager, Minnesota, probably in the late 1940s.