Syster Anna Berglund was born on 30 Jan 1877 in Viksjö, Västernorrland, Sweden to Per Olof Berglund and Anna Johanna Persdotter.
She married Olof Engström about 1901. They had 5 children together: Iva Katrina Jenny (b. 8 May 1902) Erik Folke (b. 31 Jan 1904) Olof Gustaf (b. 19 May 1906) Anna Maria Natalia (b. 15 Sep 1908) Harald Amandus (b. 4 May 1910)
Anna died in 1910 in Ström, Östersunds, Sweden. Olof then married Ingeborg Rosina Elisabet Sundqvist. He died 30 May 1951.