Karl Alfred Poppius (1846 Jaakkima, Karelia – 1920 Helsinki) was a Finnish entomologist who worked on Lepidoptera, Coleoptera and Hemiptera.
Works Finland's Dendrometridae, 1887 Finland's Phytometridae, 1891
References Groll, E. K. (2017) Biographies of the Entomologists of the World. Online database, version 8, Senckenberg Deutsches Entomologisches Institut, Müncheberg.
