When Anna Marie Knudsen was born on 12 July 1787, in Hasmark, Norup, Odense, Denmark, her father, Knud Michelsen, was 43 and her mother, Kirstin Jepsdatter, was 33. She married Lars Andersen on 31 October 1823, in Norup, Odense, Denmark. They were the parents of at least 1 son and 1 daughter. She lived in Norup, Lunde, Odense, Denmark for about 16 years. She died on 25 February 1869, in Norup, Odense, Denmark, at the age of 81, and was buried in Norup, Odense, Denmark.