Mary Susanna Moeller was born in Hanover, Germany. Her father was Gerard Moeller. Her sister Margaret Moeller Deitering is also buried in this cemetery.
Mary married Gerhart Herman Deitering in 1860 in Ohio. Their nine children were: Mary Anna, Henry Herman, Barney, Catherine, Frank, Joseph, Theresa, Elizabeth and Andrew.

Obituary from Kleeblatt Newspaper, Delphos, OH January 1916:
Mary Deitering Came Here In Early Days.
Mrs. Mary Deitering, Who Passed Away At Ottoville, Was Native of Germany And Came To America In Her Childhood – Was Resident of This Vicinity For Many Years.
Mrs. Mary Deitering, an aged and respected resident of Ottoville, died at the home of her daughter, Mrs. George Wenzlick, in Ottoville, Sunday morning at 1:30 o’clock. Death was due to the infirmities of age from which she had been suffering for some time.
Mrs. Deitering was born in Germany on July 30, 1834, and was past 81 years of age. When she was quite young she came to America and had been a resident of Ottoville for many years, being among the old settlers in this part of the country. Her marriage to Herman Deitering, who preceded her in death seven years ago, took place many years ago. To this union were born nine children, one of whom has died. The surviving children are, Henry Deitering, of Ottoville; Barney Deitering, Elgin, Neb.; Joseph Deitering, Andy Deitering, Mrs. Theresa Neitling, all of Chesaning, Mich.; Frank Deitering, Bancroft, Ia.; Mrs. Mary Dalsing, Kieferville, Kan.; and Mrs. George Wenzlick, of Ottoville. Henry Honigfort, of Delphos, is a nephew of the deceased.
The deceased was a member of the Immaculate Conception church at Ottoville, and was also a member of the Alter Rosary Society. Funeral services will be held from the Ottoville church Tuesday morning at 8:30 o’clock and burial in the Catholic Cemetery there.