Hans Mathias Theodor Jacob Madsen (January 14, 1858 – November 5, 1935) was a Norwegian writer.
[1] Madsen debuted with the novel I Drift (In Operation) in 1890.
[1][2] Most of his works are written in the Naturalist style.
Madsen was the father of the sculptor Sofus Madsen[3][4] and the brother of the opera singer Ina Madsen.