Two new Adinopsis species from the banks of the Kavango River and connected temporary lakes in the Caprivi strip in Northern Namibia are described and illustrated: A. maraisi spec. nov. and A. deckerti spec. nov. (type localities: Namibia, Kavango, Mahango Game Reserve, 18°17′S/21°43′E, respectively 18°14′S/21°43′E). Keywords: Insecta, Coleoptera, Staphylinidae, Aleocharinae, Deinopsini, Adinopsis, Arctogaea, Africa, Afrotropical (Ethiopian) region, Namibia, new species, key to the African species, catalogue, zoogeography.