Janken Rustmann, daughter of Foke Janssen Rustmann and Lucea Maria Antons , was born in 1816, in Moorweg, Esens, Ostfriesland.

Janken married Swittert Haien Schwitters on 22 February, 1840, in Stedesdorf, Ostfriesland. Swittert was born in 1806, in Oldendorf, Esens, Ostfriesland, and died in 1849 in Esens, Ostfriesland, at age 43.