Hjalmar Løken (31 October 1852 – 1932) was a Norwegian jurist and newspaper editor.
Hjalmar Løken was born in Vang, Hedmark as the son of cand.jur. Edvard Martin Løchen and his wife Anne Elisabeth Grøtting. He was a brother of painter and actor Kalle Løchen, County Governor of Hedmark Thorvald Løchen, politician and Minister of Justice and the Police Einar Løchen, and philosopher Arne Løchen.[1] He married his cousine, writer and feminist Olaug Løken in 1881.[2]
Løken graduated as cand.jur. in 1876. He was a lawyer in Christiania from 1879, and a lawyer of the Supreme Court of Norway from 1883.[3] He was editor-in-chief for the Trondheim newspaper Dagsposten from 1885 to 1890,[3] and of Norske Intelligenssedler from 1890 to 1918.[4]