Fifty-four Braconid species belonging to the subfamily Microgastrinae are reported from Korea. Seven species, Cotesia gabera sp. n., C. honora sp. n., C. ogara sp. n., C. thapinthotha sp. n., Glyptapanteles bimus sp. n., G. distatus sp. n. and Iconella repleta sp. n., are described as new to science. A new synonym was established: Deuterixys condarensis (TOBIAS, 1960) sen. name = D. nixoni (PAPP, 1971) jun. name. Thirty-three species are new to the fauna of Korea. Checklist of the eastern Palaearctic species of Apanteles s. 1. (in Appendix). Most of the Braconid material serving for the present elaboration is deposited in the Hungarian Natural History Museum, Budapest. With 84 figures.