Jannick kacha mma aha pụtara: Okike, Oké njọ, Iwe, Oge a, Kechioma. Nweta Jannick pụtara aha.
Ritsema kacha mma aha nna pụtara: Eji obi ụtọ, Eru, Oge a, Obodo, Oké njọ. Nweta Ritsema pụtara aha nna.
Jannick si malite aha mbụ. Danish diminutive of Jan. Nweta Jannick si malite aha mbụ.
Agakọta aha maka Jannick 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 Jannick na ndị ọzọ asụsụ.
Kasị nkịtị aha na aha ikpeazụ Ritsema: Ozell, Rossie, Drew, Esther, Zack. Nweta Aha na-aga na Ritsema.
Ndakọrịta nke Jannick na Ritsema bụ 78%. Nweta Ndakọrịta nke Jannick na Ritsema.