Augusta Sophie Hermine Bernhoft-Osa (September 27, 1865 – August 7, 1929) was a Norwegian children's book author.
[1] Hermine Bernhoft-Osa was the daughter of the prison priest and catechist Theodor Kristian Bernhoft (1833–1885) and Petra Martine Augusta Bernhoft (1841–?).
[4] The family frequently lived in Valle in Setesdal, where Lars Osa painted.
[2] During a stay there in 1897, Hermine Bernhoft-Osa started Sunday school in Valle.
Hermine Bernhoft-Osa wrote several children's books from 1887 onward, and some of them were reprinted several times.