Fredrik Hiorth

Fredrik Wilhelm Louis Hiorth (February 4, 1851 – January 1, 1923) was a Norwegian engineer and industrialist.

Fredrik married Thekla Pauline Dahlstrøm (1850–1937), a captain's daughter from Gøteborg, in 1875.

[3] Their son Albert Hiorth (1876–1949) was a well-known engineer and a lay preacher that founded several companies.

After passing his examen artium in 1869 and studying engineering at the Chalmers University of Technology in Gothenburg, Sweden, Hiorth worked for the railroad in Eastern Norway until 1880.

Hiorth was also a main shareholder in the company Bjølvefossen A/S, which he started in 1905 with his son Albert as CEO or administrative director.