Cognomen Kopkun (Kopkun 
) , around the world, is an extremely rare surname. The last name Kopkun is characteristic of Sub-Saharan Africa, particularly Nigeria, where it is an extremely rare surname. Predominantly, Kopkun is the forename as well as the last name.
Suriya, Chittangkun, Nusrikaeo, Thongkhao, Khiaokonkaeo, Suthamprachak, Wipatcha, Hotrawaisaya, Kongmeng, Banchong, Choktrakul, Chanakun, Suebsing, Sukkasem, Saisaard, Gardner, Klinhom, Ketthim, Bunluea, Songsri, Saeyang, Srisakda, and Chanprasoet