Anke Margareta Rustmann, daughter of Foke Janssen Rustmann and Lucea Maria Antons , was born in Moorweg, Esens, Ostfriesland.

Anke Margareta married Mintke Diederich Claassen in 1838, in Esens, Ostfriesland. Mintke was born in 1803, in Wagnersfehn, Esens, Ostfriesland, and died on 8 October, 1881, in Wagnersfehn, Esens, Ostfriesland, at age 78. They had five children: Ette, Lucia Maria, Frerich Klasen, Foke , and Trienke Margaretha .

Ette Claassen was born in Moorweg, Esens, Ostfriesland.

Lucia Maria Claassen was born in 1838, in Wagnersfehn, Esens, Ostfriesland.

Frerich Klasen Claassen was born in 1841, in Neugaude, Dunum, Ostfriesland.

Foke Claassen was born in 1845, in Neugaude, Dunum, Ostfriesland.

Trienke Margaretha Claassen was born in 1851, in West Dunen, Dunum, Ostfriesland.