Digeren is a lake in Innlandet county, Norway. The 2.55-square-kilometre (0.98 sq mi) lake lies in the municipality of Kongsvinger and a very small part extends over into Eidskog municipality to the south. The European route E16 highway runs along the north end of the lake, about 10 kilometres (6.2 mi) southeast of the town of Kongsvinger.

• List of lakes in Norway