Mary Konzen was born on January 7, 1839, and died on December 23, 1923. It is thought that she came to America in 1862. Her father was Frank A. Konzen.
She married John Zimmer who was born on February 11, 1827 and died on October 16, 1866, at the age of thirty- nine years.
Mary and John Zimmer had two children. Frank Anton was born on June 18, 1865 and Anna Catharine was born on April 1, 1867 and died on April 2, 1871.
Mary Konzen Zimmer married a widower, George Kremer, on December 29, 1868.