When Anders Amund Amundsen was born on 4 October 1923, in Vestfold, Norway, his father, Klaus Amundsen, was 22 and his mother, Alvilde Kristine Johannesen, was 21. He married Marry Kristensen about 1949, in Borre, Vestfold, Norway. He died on 29 September 2002, at the age of 78.