Olaug Marie Løken (29 November 1854 – 11 March 1925) was a Norwegian writer and activist.
She was born at Sundnes in Inderøy Municipality as a daughter of landowner and politician Herman Løchen (1822–76) and Anne Margrethe Jenssen (1826–1911).
The family led a rich social life with many visiting writers and artists; P. Chr.
[1] Løken took orthopedic education in Kristiania, but made a career as a writer and public debater.
In 1897 she issued the cookbook Madstel og Husstel for almindelige Husholdninger, which became a large success with six re-issues.