Jorunn Gleditsch Lossius (born 29 February 1980) is a Norwegian politician for the Christian Democratic Party.
She served as a deputy representative to the Parliament of Norway from Aust-Agder during the term 2017–2021.
In 2019 she moved up to full representative as Kjell Ingolf Ropstad entered Solberg's Cabinet.
At the time of election she was also deputy mayor of Lillesand.