A taxonomic study of Korean species of the geostibine genus Aloconota is presented. The genus is represented in Korea by seven species including five new species, A. brunnea Lee & Ahn, sp. n., A. hydrosmectoides Lee & Ahn, sp. n., A. impressa Lee & Ahn, sp. n., A. parviocularis Lee & Ahn, sp. n. and A. tuberculata Lee & Ahn, sp. n. A key to the Korean species and illustrations of diagnostic characters are provided.