Koba kacha mma aha pụtara: Kechioma, Eji obi ụtọ, Enyịn, Iwe, Oge a. Nweta Koba pụtara aha.
Golubic kacha mma aha nna pụtara: Okike, Kechioma, Oké njọ, Emesapụ aka, Ifịk. Nweta Golubic pụtara aha nna.
Koba si malite aha mbụ. Diminutive of Iakob. Nweta Koba si malite aha mbụ.
Aha ikpeazụ Golubic kasị nkịtị na Croatia. Nweta Golubic aha nna na-agbasa.
Agakọta aha maka Koba na mba dị iche iche na-asụ asụsụ: Akiba, Akiva, Cobus, Coby, Coos, Giacobbe, Giacomo, Hagop, Hakob, Hemi, Iacobus, Iacomus, Iacopo, Iago, Iakobos, Iakopa, Ib, Jákob, Jaagup, Jaak, Jaakko, Jaakob, Jaakoppi, Jaap, Jacky, Jacob, Jacobo, Jacobus, Jacó, Jacopo, Jacques, Jae, Jago, Jaime, Jaka, Jakab, Jake, Jakes, Jakob, Jakov, Jakša, Jakub, Jákup, James, Jamey, Jamie, Japik, Jaša, Jaska, Jaume, Jaumet, Jay, Jaycob, Jaymes, Jeb, Jem, Jemmy, Jeppe, Jim, Jimi, Jimmie, Jimmy, Jockel, Jokūbas, Kapel, Kimo, Kobe, Kobus, Koby, Koos, Koppel, Kuba, Lapo, Séamas, Séamus, Seumas, Shamus, Sheamus, Sjaak, Sjakie, Yaakov, Yago, Yakiv, Yakov, Yakub, Yakup, Yankel, Yaqoob, Yaqub, Yasha. Nweta Koba na ndị ọzọ asụsụ.
Kasị nkịtị aha na aha ikpeazụ Golubic: John. Nweta Aha na-aga na Golubic.
Ndakọrịta nke Koba na Golubic bụ 72%. Nweta Ndakọrịta nke Koba na Golubic.