Cognomen Apum (Apum 
) , across the world, is quite a rare family name. The surname Apum is characteristic of India, where it is a very rare surname, Nigeria, where it is an extremely rare surname, and Mexico. Very seldom, Apum is the forename as well as the last name.
Ani, Maman, Minam, Mibom, Sumor, Abing, Bakin, Baman, Bapok, Bolet, Bokin, Karik, Katon, Kalom, Kamin, Kayon, Kumar, Pokpi, Dobal, Gumin, Gemin, Ezung, Yame, Oyin, Opet, Otem, Amu, Lek, Igu, Oti, Opi, Oyi, Malo, Saan, Semi, Annu, Olung, Abom, Bidi, Karo, Kato, Lily, Jhon, Naki, Olik, Olut, Olen, Okep, Bame, and Oseng