Hjalmar Hammarskjöld

Knut Hjalmar Leonard Hammarskjöld, born 4 February 1862, dead 12 October 1953, was a Swedish politician, scholar, cabinet minister and Member of Parliament from 1923 to 1938 (first chamber). He served as the Prime Minister of Sweden from 1914 to 1917.
In 1890, he married Agnes Almquist (1866–1940). The couple had four sons: , Åke, Sten and Dag.