Jannik kacha mma aha pụtara: Ifịk, Enyi na enyi, Oge a, Obodo, Eru. Nweta Jannik pụtara aha.
Serra kacha mma aha nna pụtara: Oké njọ, Kechioma, Oge a, Eji obi ụtọ, Ifịk. Nweta Serra pụtara aha nna.
Jannik si malite aha mbụ. Danish diminutive of Jan. Nweta Jannik si malite aha mbụ.
Aha ikpeazụ Serra kasị nkịtị na Andorra, Italy, Portugal, San Marino, Spain. Nweta Serra 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 Serra: Jadwiga, Jennifer, Kami, Brendan, Damon. Nweta Aha na-aga na Serra.
Ndakọrịta nke Jannik na Serra bụ 78%. Nweta Ndakọrịta nke Jannik na Serra.