Koba maana ya jina bora: Bahati, Furaha, Makini, Temperament, Kisasa. Pata Koba maana ya jina.
Koba asili ya jina la kwanza. Kupungua kwa Iakob. Pata Koba asili ya jina la kwanza.
Majina ya jina la Koba katika nchi tofauti na lugha tofauti: 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. Pata Koba kwa lugha zingine.
Majina ya kawaida yenye jina la mwisho Gear: Susan, Ross, Santina, James, Lynelle. Pata Majina yanayotembea na Gear.