Janko kacha mma aha pụtara: Emesapụ aka, Okike, Eru, Eji obi ụtọ, Kechioma. Nweta Janko pụtara aha.
Janko si malite aha mbụ. Diminutive of Janez or Ján. Nweta Janko si malite aha mbụ.
Agakọta aha maka Janko na mba dị iche iche na-asụ asụsụ: 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, Ivo, Iwan, Jaan, Jānis, Jackin, Jancsi, Janek, Jani, Janika, Jankin, 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, Vanni, Vano, Vanya, Xoán, Xuan, Yahya, Yan, Yanick, Yanko, Yann, Yanni, Yannic, Yannick, Yannis, Yehochanan, Yianni, Yiannis, Yoan, Yochanan, Yohanes, Yuhanna, Zuan. Nweta Janko na ndị ọzọ asụsụ.
Kasị nkịtị surnames na aha Janko: Stojadinovic, Surbek, Zelko. Nweta List of surnames na aha Janko.
Kasị nkịtị aha na aha ikpeazụ Seitua: James. Nweta Aha na-aga na Seitua.