Jannik kacha mma aha pụtara: Ifịk, Enyi na enyi, Oge a, Obodo, Eru. Nweta Jannik pụtara aha.
Havenga kacha mma aha nna pụtara: Oge a, Eru, Enyịn, Obodo, Enyi na enyi. Nweta Havenga pụtara aha nna.
Jannik si malite aha mbụ. Danish diminutive of Jan. Nweta Jannik si malite aha mbụ.
Aha ikpeazụ Havenga kasị nkịtị na . Nweta Havenga aha nna na-agbasa.
Agakọta aha maka Jannik 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, Jackin, Ján, Jancsi, Janek, Janez, Jani, Janika, Jankin, Janko, Janne, 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, Žan. Nweta Jannik na ndị ọzọ asụsụ.
Kasị nkịtị aha na aha ikpeazụ Havenga: Norberto, Barend Petrud, Pieter, Johann, Kaleigh, Jóhann. Nweta Aha na-aga na Havenga.
Ndakọrịta nke Jannik na Havenga bụ 80%. Nweta Ndakọrịta nke Jannik na Havenga.