No reason was given for her death in the Dinwiddie Family Book of 1965. She did give birth to one child Louis Edward Otten born 12-??-1946.
Mary married Lloyd Elwood Otten, son of Leonard Richard Otten and Luthera Prudence "Sarrah" Dinwiddie, in 1942. (Lloyd Elwood Otten was born on 27 Mar 1921.)