First the surname Knutter the 'U' has two dots on top. My 2xGreat Grandfather was Christian Wilheln Knutter born abt. 1784. He married Anna Sophia Strodten,Struden and Straushen (her last name spelt three different ways on the birth certificates of her children).
Their children were Carl Wilhelm Knutter born 1805 Barth Germany Johan Friedrich Knutter born 1807 Barth, Germany Sophia Friederica Knutter born 1809 Barth, Germany Maria Elisabeth Knutter born 1811 Barth, Germany, she married Carl Franz Hahn (seaman). There daughter my Great Grandmother Maria Sopia Wilhelmine Hahn born Barth, 1840 married Vollrath Gustav Christian Martiens in Barth, Germany in 1863.