Severine was born on 24 March 1836 at Meilgård manor. She lived with her parents, Holger Magarus la Cour (no. 51) and Edele Charlotte la Cour, until 1880, and then moved in with her sister Charlotte in Randers. She travelled to Switzerland in 1881 and to Scotland in 1890, 1893 and 1896. She remained unmarried until her death on 2 November 1918. (No children.)