Knopper is a settlement in Lemvig Municipality, in the region of Central Denmark, Denmark. Knopper lies at -1 m above sea level. The nearest city is Holstebro, 44 km to the southeast. Among the landmarks around are Russian frigate Alexander Nevsky (3.6 km), Lemvig Museum (14.9 km) and Ferring Church (16.2 km). Among the natural features are Bovbjerg (17.3 km).