Jackin kacha mma aha pụtara: Obodo, Enyịn, Eru, Iwe, Enyi na enyi. Nweta Jackin pụtara aha.
Jackin si malite aha mbụ. Variant of Jankin. Nweta Jackin si malite aha mbụ.
Agakọta aha maka Jackin na mba dị iche iche na-asụ asụsụ: Anže, Deshaun, Deshawn, Ean, Eoin, Evan, Ganix, Ghjuvan, Gian, Gianni, Giannis, Giovanni, Gjon, Hanke, Hanne, Hannes, Hannu, Hans, Hovhannes, Iain, Ian, Iefan, Ieuan, Ifan, Ioan, Ioane, Ioann, Ioannes, Ioannis, Iohannes, Ion, Iván, Ivan, Ivane, Ivano, Iwan, Jaan, Jānis, Jack, Jackie, Jake, Ján, Jancsi, Janek, Janez, Jani, Janika, Janko, Janne, Jannick, Jannik, Jan, János, Janusz, Jean, Jeannot, Jehan, Jehohanan, Jens, Jo, João, Joannes, Joan, Joãozinho, Joĉjo, Jock, Jockie, Jocky, 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, Rashaun, Rashawn, Seán, Sean, Seoc, Shane, Shaun, Shawn, Shayne, Siôn, Sjang, Sjeng, Vanni, Xoán, Xuan, Yahya, Yanick, Yann, Yanni, Yannic, Yannick, Yannis, Yehochanan, Yianni, Yiannis, Yoan, Yochanan, Yohanes, Yuhanna, Zuan, Žan. Nweta Jackin na ndị ọzọ asụsụ.
Kasị nkịtị aha na aha ikpeazụ Krynauw: Matt, Juan, Nanette, Larissa, Sherman. Nweta Aha na-aga na Krynauw.