Iefan kacha mma aha pụtara: Eru, Enyi na enyi, Kechioma, Okike, Enyịn. Nweta Iefan pụtara aha.
Kinatyan kacha mma aha nna pụtara: Enyi na enyi, Eru, Oké njọ, Emesapụ aka, Enyịn. Nweta Kinatyan pụtara aha nna.
Iefan si malite aha mbụ. Welsh form of John. Nweta Iefan si malite aha mbụ.
Iefan aha diminutives: Ianto. Nweta Nicknames maka Iefan.
Agakọta aha maka Iefan na mba dị iche iche na-asụ asụsụ: Anže, Deshaun, Deshawn, Ean, Eoin, Evan, Ganix, Ghjuvan, Gian, Gianni, Giannino, Giannis, Giovanni, Gjon, Hampus, Hank, Hanke, Hankin, Hann, Hanne, Hannes, Hannu, Hans, Hasse, Honza, Hovhannes, Hovik, Hovo, Iain, Ian, Iancu, Ioan, Ioane, Ioann, Ioannes, Ioannis, Iohannes, Ion, Ionel, Ionuț, Iván, Ivan, Ivane, Ivano, Ivica, Ivo, Iwan, Jaan, Jānis, Jackin, Ján, Jancsi, Janek, Janez, Jani, Janika, Jankin, Janko, Janne, Jannick, Jannik, Jan, Jan, János, Janusz, Jean, Jeannot, Jehan, Jehohanan, Jens, Jo, João, Joannes, Joan, Joãozinho, Joĉjo, Johan, Johanan, Johann, Johannes, Johano, John, Johnie, Johnnie, Johnny, Jón, Jonas, Jone, Joni, Jon, Jon, Jóannes, Jóhann, Jóhannes, Joop, Jouni, Jovan, Jowan, Juan, Juanito, Juha, Juhán, Juhan, Juhana, Juhani, Juho, Jukka, Jussi, Keoni, Keshaun, Keshawn, Nelu, Nino, Ohannes, Rashaun, Rashawn, Seán, Sean, Shane, Shaun, Shawn, Shayne, Sjang, Sjeng, Vanni, Vano, Vanya, Xoán, Xuan, Yahya, Yan, Yanick, Yanko, Yann, Yanni, Yannic, Yannick, Yannis, Yehochanan, Yianni, Yiannis, Yoan, Yochanan, Yohanes, Yuhanna, Zuan, Žan. Nweta Iefan na ndị ọzọ asụsụ.
Kasị nkịtị aha na aha ikpeazụ Kinatyan: Garry, Arden, Dong, Alleen, Shaun. Nweta Aha na-aga na Kinatyan.
Ndakọrịta nke Iefan na Kinatyan bụ 86%. Nweta Ndakọrịta nke Iefan na Kinatyan.