When Marie Kjerstine Thomasdatter was born on 13 September 1801, her father, Thomas Nielsen, was 25 and her mother, Ane Hansdatter, was 32. She married Soren Sorensen on 27 May 1826, in Sindbjerg, Vejle, Denmark. They were the parents of at least 4 sons and 2 daughters. She lived in Hornborg, Nim, Skanderborg, Denmark for about 5 years.