When Kerstina Nilsdotter was born on 9 February 1708, in Fjälkinge, Kristianstad, Sweden, her father, Nils Stille Persson, was 67 and her mother, Bengta Andersdotter, was 43. She married Pehr Tykeson on 23 June 1734. They were the parents of at least 9 sons and 3 daughters. She died on 28 February 1758, in her hometown, at the age of 50, and was buried in Kristianstad, Sweden.