Ján kacha mma aha pụtara: Oké njọ, Ifịk, Kechioma, Enyi na enyi, Enyịn. Nweta Ján pụtara aha.
Trefz kacha mma aha nna pụtara: Oge a, Obodo, Enyịn, Okike, Enyi na enyi. Nweta Trefz pụtara aha nna.
Ján si malite aha mbụ. Slovak form of Johannes. Nweta Ján si malite aha mbụ.
Ján aha diminutives: Janko. Nweta Nicknames maka Ján.
Agakọta aha maka Ján 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, 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, 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 Ján na ndị ọzọ asụsụ.
Kasị nkịtị surnames na aha Ján: Kotze, Sarks, Janssen, Van Der Meij, Janek. Nweta List of surnames na aha Ján.
Kasị nkịtị aha na aha ikpeazụ Trefz: Nicholle, Raymonde, Trenton, Gunnar, Margarito. Nweta Aha na-aga na Trefz.
Ndakọrịta nke Ján na Trefz bụ 77%. Nweta Ndakọrịta nke Ján na Trefz.