Hartvig Nissen School
The Hartvig Nissen School (), informally referred to as Nissen, is a gymnasium in Oslo, Norway. It is located in the neighborhood Uranienborg in the affluent West End borough of Frogner. It is Norway's oldest high school for girls and is widely considered one of the country's two most prestigious high schools alongside the traditionally male-only Oslo Cathedral School; its alumni include many famous individuals and two members of the Norwegian royal family. Originally named Nissen's Girls' School, it was founded by Hartvig Nissen and was originally a private, progressive girls' school which was owned by its headmasters and which served the higher bourgeoisie. The school formerly also had its own teachers college. The school and its teachers college have the distinction of being both the first gymnasium and the first higher education institution in Norway which admitted girls and women, and the school and its owners played a key role in promoting female education during the 19th and early 20th century. The school was described in the British House of Commons in 1907 as "the pioneer of higher girls' schools in Norway." The school was located at the address Rosenkrantz' Gade 7 from 1849 to 1860 and at the