1891-1964 SE, Stockholm
A.k.a. Bo Östen Undén
Östen Undén (born August 25, 1886, Karlstad, Sweden – died January 14, 1974, Stockholm, Sweden) was a Swedish academic, civil servant and Social Democratic politician and acting Prime Minister of Sweden October 6, 1946 – October 11, 1946 following the death of Per Albin Hansson.