Magnus Gottfrid Steendorff (25 November 1855 – 26 April 1945) was a Swedish architect.
His sister Anna Marianne Steendorff (1853-1941) was married to Swedish-American linguist, professor, and author August Hjalmar Edgren (1840–1903).
[2] He studied at the Royal Danish Academy of Art in Copenhagen, but settled in Sweden in 1887 becoming a Swedish citizen three years later.
He was employed by the Swedish government agency for the administration of state buildings (Överintendentsämbetet).
Other designed include a bank building in Skövde (1893–1894) and the new library of the University College of Jönköping (originally built as the foundry of a mechanical company in 1914).