Maria Catherine Mertz

Maria Catherine was born on August 20th, 1743.¹   Maria Catherine's father was Johan Heinrich Mertz and her mother was Anna Maria Rosmanin.  Her maternal grandparents were Johan Jacob Rosenman and Anna Magdalena Scheur.  She was an only child.  She died at the age of 81 in 1824.¹ 

They had two sons named Peter and Johan.