Iacomus kacha mma aha pụtara: Okike, Emesapụ aka, Eru, Ifịk, Oké njọ. Nweta Iacomus pụtara aha.
Iacomus si malite aha mbụ. Late Latin form of Jacob. Nweta Iacomus si malite aha mbụ.
Agakọta aha maka Iacomus na mba dị iche iche na-asụ asụsụ: Akiba, Akiva, Cobus, Coby, Coos, Giacobbe, Giacomo, Hagop, Hakob, Hemi, Iacobus, Iacopo, Iago, Iakob, 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, Koba, 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 Iacomus na ndị ọzọ asụsụ.
Kasị nkịtị aha na aha ikpeazụ Jaruis: Jayson, Renata, Herschel, Alexis, Dudley, Renáta. Nweta Aha na-aga na Jaruis.