Iain kacha mma aha pụtara: Enyi na enyi, Enyịn, Obodo, Kechioma, Eji obi ụtọ. Nweta Iain pụtara aha.
Mcninch kacha mma aha nna pụtara: Eji obi ụtọ, Enyịn, Oké njọ, Ifịk, Oge a. Nweta Mcninch pụtara aha nna.
Iain si malite aha mbụ. Scottish form of John. Nweta Iain si malite aha mbụ.
Agakọta aha maka Iain 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, Ian, Iancu, Ianto, Iefan, Ieuan, Ifan, Ioan, Ioane, Ioann, Ioannes, Ioannis, Iohannes, Ion, Ionel, Ionuț, Iván, Ivan, Ivane, Ivano, Ivica, Ivo, Iwan, Jaan, Jānis, Jack, Jackin, Jake, 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, Siôn, Sjang, Sjeng, Van, Vanja, Vanni, Vano, Vanya, Xoán, Xuan, Yahya, Yan, Yanick, Yanko, Yann, Yanni, Yannic, Yannick, Yannis, Yehochanan, Yianni, Yiannis, Yoan, Yochanan, Yohanes, Yuhanna, Zuan, Žan. Nweta Iain na ndị ọzọ asụsụ.
Kasị nkịtị surnames na aha Iain: Girdwood, Leetham, Ferry, Clenahan, Chandler. Nweta List of surnames na aha Iain.
Kasị nkịtị aha na aha ikpeazụ Mcninch: Bruno, Aubrey, Casimira, Dennis, Williams. Nweta Aha na-aga na Mcninch.
Ndakọrịta nke Iain na Mcninch bụ 80%. Nweta Ndakọrịta nke Iain na Mcninch.